id
stringlengths
12
17
question
stringlengths
19
430
choices
sequence
answerKey
stringclasses
2 values
para
stringlengths
30
323
para_id
stringlengths
12
12
para_anno
dict
question_anno
dict
QRQA-10083-4
If we have a static charged balloon and bring it close to your head _____ hairs will stand up
{ "text": [ "less", "more" ], "label": [ "A", "B" ] }
B
The closer the charged objects are, the stronger the electrostatic force.
QRSent-10083
{ "effect_prop": "charge", "cause_dir_str": "closer", "effect_dir_str": "stronger", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "distance" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "static charged balloon", "more_effect_prop": "hairs will stand up", "less_effect_prop": "hairs will stand up", "less_cause_dir": "hairs will stand up" }
QRQA-10280-5
Mona lives in a city that doesn't know much about solar power. As the citizens become more aware of solar and the benefits it offers the demand for solar power rises. What happens to the cost of the technology as the demand increases?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
Solar power is expensive, but as demand increases technology improves and costs decrease.
QRSent-10280
{ "effect_prop": "costs", "cause_dir_str": "increases", "effect_dir_str": "decrease", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "demand" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "cost of the technology", "less_effect_prop": "cost of the technology", "less_cause_dir": "cost of the technology" }
QRQA-10186-1
Increasing the mass of an object causes its inertia to
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
A
The full box is harder to move because it has greater mass and therefore greater inertia.
QRSent-10186
{ "effect_prop": "inertia", "cause_dir_str": "greater", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "mass" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "inertia", "less_effect_prop": "inertia", "less_cause_dir": "inertia" }
QRQA-10027-4-flip
Eric lost weight after the diet. His force of gravity has now slightly
{ "text": [ "decreased", "increased" ], "label": [ "A", "B" ] }
A
Objects with greater mass have a stronger force of gravity between them.
QRSent-10027
{ "effect_prop": "force of gravity between", "cause_dir_str": "greater", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "object mass" }
{ "more_effect_dir": "increased", "less_effect_dir": "decreased", "less_cause_prop": "Eric", "more_effect_prop": "his force of gravity", "less_effect_prop": "his force of gravity", "less_cause_dir": "his force of gravity" }
QRQA-10161-3-flip
The electrons that rotate in the inner edges of an atom have
{ "text": [ "more energy", "less energy" ], "label": [ "A", "B" ] }
B
As you go farther from the nucleus of an atom, the electron levels have more and more energy.
QRSent-10161
{ "effect_prop": "energy", "cause_dir_str": "farther", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "distance" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "edges of an atom", "more_effect_prop": "energy", "less_effect_prop": "energy", "less_cause_dir": "energy" }
QRQA-10374-2-flip
A doctor was doing some lung tests on a patient and testing the air pressure inside the patient's lungs. She found that when the patient's chest got larger while inhaling air that the pressure in the patient's lungs got
{ "text": [ "higher", "lower" ], "label": [ "A", "B" ] }
B
Exhaling, or breathing out, decreases the size of the chest, which increases air pressure inside the lungs.
QRSent-10374
{ "effect_prop": "air pressure inside the lungs", "cause_dir_str": "decreases", "effect_dir_str": "increases", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "the size of the chest" }
{ "more_effect_dir": "higher", "less_effect_dir": "lower", "less_cause_prop": "", "more_effect_prop": "pressure in the patient's lungs", "less_effect_prop": "pressure in the patient's lungs", "less_cause_dir": "pressure in the patient's lungs" }
QRQA-10262-5
If you found something with many hydrogen ions it would be
{ "text": [ "basic", "acidic" ], "label": [ "A", "B" ] }
B
With a higher concentration of hydrogen ions, a solution is more acidic but has a lower pH.
QRSent-10262
{ "effect_prop": "acidic", "cause_dir_str": "higher", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "hydrogen ions" }
{ "more_effect_dir": "acidic", "less_effect_dir": "basic", "less_cause_prop": "", "more_effect_prop": "", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10133-4-flip
If there are few lines that are magnetic then they are
{ "text": [ "weak", "strong" ], "label": [ "A", "B" ] }
A
The more field lines that are drawn, the stronger the field.
QRSent-10133
{ "effect_prop": "strength in the field", "cause_dir_str": "more", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "field lines" }
{ "more_effect_dir": "strong", "less_effect_dir": "weak", "less_cause_prop": "lines", "more_effect_prop": "magnetic", "less_effect_prop": "magnetic", "less_cause_dir": "magnetic" }
QRQA-10224-1-flip
When the villagers are dying sooner, the food source is likely
{ "text": [ "great", "small" ], "label": [ "A", "B" ] }
B
More recently, the death rate has fallen because of the availability of more food and medical advances.
QRSent-10224
{ "effect_prop": "food", "cause_dir_str": "fallen", "effect_dir_str": "more", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "death rate" }
{ "more_effect_dir": "great", "less_effect_dir": "small", "less_cause_prop": "", "more_effect_prop": "food source", "less_effect_prop": "food source", "less_cause_dir": "food source" }
QRQA-10190-3-flip
A ball that is on the ground will have _____ potential energy than a ball on the top of the empire state building about to be dropped off .
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
So the higher an object is above a surface, the more potential energy it has.
QRSent-10190
{ "effect_prop": "potential energy", "cause_dir_str": "higher", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "height" }
{ "more_effect_dir": "", "less_effect_dir": "", "less_cause_prop": "", "more_effect_prop": "", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10375-4
If Milo is adjusting the strength of his microwave in the kitchen and he sets it to a higher frequency, does the energy output of the microwave
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
A
With higher frequencies, the microwaves also have more energy.
QRSent-10375
{ "effect_prop": "energy", "cause_dir_str": "higher", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "higher frequencies" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "energy output", "less_effect_prop": "energy output", "less_cause_dir": "energy output" }
QRQA-10298-3-flip
If Milo is measuring isotopes and he notices that they seem to decay faster then average, what does that mean about the age of the specimen he is examining?
{ "text": [ "younger", "older" ], "label": [ "A", "B" ] }
A
Because these isotopes decay more slowly, they can be used to date much older specimens.
QRSent-10298
{ "effect_prop": "older specimens", "cause_dir_str": "more slowly", "effect_dir_str": "older", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "isotopes decay" }
{ "more_effect_dir": "older", "less_effect_dir": "younger", "less_cause_prop": "", "more_effect_prop": "specimen", "less_effect_prop": "specimen", "less_cause_dir": "specimen" }
QRQA-10318-5-flip
John started measuring the current, and notices that as the current got weaker the electromagnet became
{ "text": [ "Weaker", "Stronger" ], "label": [ "A", "B" ] }
A
The more current, the stronger the electromagnet.
QRSent-10318
{ "effect_prop": "electromagnet", "cause_dir_str": "more", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "current" }
{ "more_effect_dir": "stronger", "less_effect_dir": "weaker", "less_cause_prop": "electromagnet", "more_effect_prop": "current", "less_effect_prop": "current", "less_cause_dir": "current" }
QRQA-10065-1-flip
As two asteroids drift further apart, does the gravitational force they exert on each other
{ "text": [ "increase", "decrease?" ], "label": [ "A", "B" ] }
B
Objects that are closer together have a stronger force of gravity between them.
QRSent-10065
{ "effect_prop": "gravitational force between the two objects", "cause_dir_str": "closer", "effect_dir_str": "stronger", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "distance between two objects" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "gravitational force", "less_effect_prop": "gravitational force", "less_cause_dir": "gravitational force" }
QRQA-10218-5
If Mary increases the resistance of her electrical circuit, what will happen to the current in that circuit?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
We can say that resistance and current in an electric circuit areinversely proportional, because as the one increases, the other decreases, and vice versa.
QRSent-10218
{ "effect_prop": "current", "cause_dir_str": "increases", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "resistance" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "current", "more_effect_prop": "circuit", "less_effect_prop": "circuit", "less_cause_dir": "circuit" }
QRQA-10055-1
John was playing with alkanes in his lab. If he increased the amount of carbon atoms in an alkane, what would happen to the boiling point of that alkane?
{ "text": [ "decrease?", "increase" ], "label": [ "A", "B" ] }
B
Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.
QRSent-10055
{ "effect_prop": "boiling points", "cause_dir_str": "more", "effect_dir_str": "higher", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "carbon atoms" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "boiling point", "less_effect_prop": "boiling point", "less_cause_dir": "boiling point" }
QRQA-10030-4
Mona is flying in a hot air balloon. As she floats lower in the air the air temperature rises. What will happen to the air pressure?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
Increasing air temperature decreases atmospheric pressure.
QRSent-10030
{ "effect_prop": "atmospheric pressure", "cause_dir_str": "increasing", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "air temperature" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "air pressure", "less_effect_prop": "air pressure", "less_cause_dir": "air pressure" }
QRQA-10378-2
Water found on Earth's hot regions is _____ dense that water found on Earth's cold regions.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
Water becomes more dense when it is colder and when it has more salt.
QRSent-10378
{ "effect_prop": "density", "cause_dir_str": "colder", "effect_dir_str": "more dense", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "water temperature" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "regions", "more_effect_prop": "dense", "less_effect_prop": "dense", "less_cause_dir": "dense" }
QRQA-10270-3
When something is very heavy what does it need to move?
{ "text": [ "more inertia", "less inertia" ], "label": [ "A", "B" ] }
A
Objects with greater mass have greater inertia.
QRSent-10270
{ "effect_prop": "inertia", "cause_dir_str": "greater", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "mass" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "", "more_effect_prop": "inertia", "less_effect_prop": "inertia", "less_cause_dir": "inertia" }
QRQA-10050-1
If the amount of chemicals inside of Jim's lungs increases, what will happen to the amount of air his lungs can process?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
When a person smokes there are chemicals released by the tobacco that enter the lungs. Because the lungs have to work harder to remove the chemicals, the body has to work harder to get the air needed to survive.
QRSent-10050
{ "effect_prop": "air", "cause_dir_str": "", "effect_dir_str": "harder", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "chemicals" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "", "more_effect_prop": "amount of air his lungs can process", "less_effect_prop": "amount of air his lungs can process", "less_cause_dir": "amount of air his lungs can process" }
QRQA-10237-2-flip
As the air becomes wetter, transpiration of a leaf will
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
As humidity increases, the water potential gradient across the inside and outside the leaf become more equal, and so the rate of transpiration decreases.
QRSent-10237
{ "effect_prop": "transpiration of a leaf", "cause_dir_str": "increases", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "humidity" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "transpiration", "less_effect_prop": "transpiration", "less_cause_dir": "transpiration" }
QRQA-10333-4-flip
Eric noticed a glacier outside his boat expanding over time. The Earth's temperature is likely
{ "text": [ "decreasing", "increasing" ], "label": [ "A", "B" ] }
A
The glaciers on Earth are getting smaller and smaller as Earths temperature rises.
QRSent-10333
{ "effect_prop": "Earth's temperature", "cause_dir_str": "smaller", "effect_dir_str": "rises", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "glaciers on Earth" }
{ "more_effect_dir": "increasing", "less_effect_dir": "decreasing", "less_cause_prop": "", "more_effect_prop": "Earth's temperature", "less_effect_prop": "Earth's temperature", "less_cause_dir": "Earth's temperature" }
QRQA-10200-5
Does it take more or less energy to power a light vehicle?
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
Lighter, more streamlined vehicles need less energy.
QRSent-10200
{ "effect_prop": "energy", "cause_dir_str": "lighter", "effect_dir_str": "less", "cause_dir_sign": "LESS", "effect_dir_sign": "LESS", "cause_prop": "weight" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "vehicle", "more_effect_prop": "energy to power", "less_effect_prop": "energy to power", "less_cause_dir": "energy to power" }
QRQA-10195-4-flip
Which of these items has more gravitational strength?
{ "text": [ "the moon", "earth" ], "label": [ "A", "B" ] }
B
Less massive objects also have less gravity than more massive objects.
QRSent-10195
{ "effect_prop": "gravity", "cause_dir_str": "less", "effect_dir_str": "less", "cause_dir_sign": "LESS", "effect_dir_sign": "LESS", "cause_prop": "massive objects" }
{ "more_effect_dir": "more", "less_effect_dir": "", "less_cause_prop": "item", "more_effect_prop": "gravitational strength", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10405-4-flip
Mona lives in a country with no food available. If a natural disaster strikes and the food supply is cut off, what will happen to the birth rate in her country?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
A
Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.
QRSent-10405
{ "effect_prop": "birth rates", "cause_dir_str": "low", "effect_dir_str": "lower", "cause_dir_sign": "LESS", "effect_dir_sign": "LESS", "cause_prop": "food supply" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "food", "more_effect_prop": "birth rates", "less_effect_prop": "birth rates", "less_cause_dir": "birth rates" }
QRQA-10221-2
If Milo is a farmer and he wants to increase the amount of bell peppers he grows, what should he do to advance his farming practices?
{ "text": [ "increase them", "decrease them" ], "label": [ "A", "B" ] }
A
More advanced farming practices allowed a single farmer to grow food for many more people.
QRSent-10221
{ "effect_prop": "food", "cause_dir_str": "more advanced", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "advanced farming practices" }
{ "more_effect_dir": "increase", "less_effect_dir": "", "less_cause_prop": "farming practices", "more_effect_prop": "amount of bell peppers", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10251-3
Don wants to make sure that his particles will move faster, so he will make sure the energy they have is
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
A
The more energy the particles in matter have, the faster and more strongly they vibrate.
QRSent-10251
{ "effect_prop": "speed", "cause_dir_str": "more", "effect_dir_str": "faster", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "energy" }
{ "more_effect_dir": "move faster", "less_effect_dir": "", "less_cause_prop": "energy", "more_effect_prop": "particles", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10043-3-flip
John was working on a chemistry project. He found that the further from ph 14 the substance was, the substance's basicness became
{ "text": [ "Less", "Greater" ], "label": [ "A", "B" ] }
A
The closer to pH 14, the more strongly basic the solution.
QRSent-10043
{ "effect_prop": "basic", "cause_dir_str": "closer", "effect_dir_str": "more strongly", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "ph 14" }
{ "more_effect_dir": "greater", "less_effect_dir": "less", "less_cause_prop": "pH 14", "more_effect_prop": "basicness", "less_effect_prop": "basicness", "less_cause_dir": "basicness" }
QRQA-10351-5
If a Geiger counter is silent in an area, there is _____ reason to worry about radiation.
{ "text": [ "little", "much" ], "label": [ "A", "B" ] }
A
The faster the clicks of a Geiger counter occur, the higher the level of radiation.
QRSent-10351
{ "effect_prop": "radiation", "cause_dir_str": "faster", "effect_dir_str": "higher", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "speed of the clicks of a Geiger counter" }
{ "more_effect_dir": "much", "less_effect_dir": "little", "less_cause_prop": "Geiger counter", "more_effect_prop": "radiation", "less_effect_prop": "radiation", "less_cause_dir": "radiation" }
QRQA-10156-1-flip
What happens to John's risk of contracting a disease when he is younger?
{ "text": [ "it decreases", "it increase" ], "label": [ "A", "B" ] }
A
The older a person is, the greater their chance of developing a cardiovascular disease.
QRSent-10156
{ "effect_prop": "risk of disease", "cause_dir_str": "older", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "age" }
{ "more_effect_dir": "increase", "less_effect_dir": "decreases", "less_cause_prop": "age", "more_effect_prop": "risk of contracting a disease", "less_effect_prop": "risk of contracting a disease", "less_cause_dir": "risk of contracting a disease" }
QRQA-10134-2-flip
Ivan yells across a canyon in the morning when it is cold and again later in the afternoon when it is hot. During which time did his voice travel the slowest?
{ "text": [ "morning", "afternoon" ], "label": [ "A", "B" ] }
A
For a given medium such as air, sound has a slower speed at lower temperatures.
QRSent-10134
{ "effect_prop": "speed of sound", "cause_dir_str": "lower", "effect_dir_str": "slower", "cause_dir_sign": "LESS", "effect_dir_sign": "LESS", "cause_prop": "temperature" }
{ "more_effect_dir": "", "less_effect_dir": "travel the slowest", "less_cause_prop": "afternoon", "more_effect_prop": "", "less_effect_prop": "voice", "less_cause_dir": "voice" }
QRQA-10368-2-flip
Theresa decreased the amount of water in her pool. Rock would likely melt
{ "text": [ "faster", "slower" ], "label": [ "A", "B" ] }
B
As the amount of water increases, the melting point of rock decreases.
QRSent-10368
{ "effect_prop": "melting point of rock", "cause_dir_str": "increases", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "water amount increases" }
{ "more_effect_dir": "faster", "less_effect_dir": "slower", "less_cause_prop": "water", "more_effect_prop": "rock melt", "less_effect_prop": "rock melt", "less_cause_dir": "rock melt" }
QRQA-10263-3
Will weighed himself on a scale. He weighs more than last year. His force of gravitational attraction
{ "text": [ "increased", "decreased" ], "label": [ "A", "B" ] }
A
The greater the objects mass, the greater the force of gravitational attraction.
QRSent-10263
{ "effect_prop": "force of gravitational attraction", "cause_dir_str": "greater", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "objects mass" }
{ "more_effect_dir": "increased", "less_effect_dir": "decreased", "less_cause_prop": "", "more_effect_prop": "force of gravitational attraction", "less_effect_prop": "force of gravitational attraction", "less_cause_dir": "force of gravitational attraction" }
QRQA-10359-4-flip
Eric removes resistors in parallel to a circuit. The total current
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
B
When we add resistors in parallel to each other the total resistance decreases and the current increases.
QRSent-10359
{ "effect_prop": "total current", "cause_dir_str": "add", "effect_dir_str": "increases", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "resistors in parallel" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "resistors", "more_effect_prop": "total current", "less_effect_prop": "total current", "less_cause_dir": "total current" }
QRQA-10040-3-flip
Jim loves to listen to the radio. If he turns the volume low the amount of time he can listen to the music before experiencing hearing loss
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
A
The louder the sounds are, the less exposure is needed to cause hearing loss.
QRSent-10040
{ "effect_prop": "exposure is needed to cause hearing loss", "cause_dir_str": "louder", "effect_dir_str": "less", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "ouder the sounds are" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "volume", "more_effect_prop": "exposure", "less_effect_prop": "exposure", "less_cause_dir": "exposure" }
QRQA-10088-3
Mike was wiring up a new circuit to test it out. He observed that the more resistors he added to the circuit. the overall resistance level
{ "text": [ "Increased", "Decreased" ], "label": [ "A", "B" ] }
A
Increasing the number of resistors in a series circuit increases the overall resistance of the circuit.
QRSent-10088
{ "effect_prop": "resistance", "cause_dir_str": "increasing", "effect_dir_str": "increasing", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "resistors" }
{ "more_effect_dir": "increased", "less_effect_dir": "decreased", "less_cause_prop": "", "more_effect_prop": "resistance level", "less_effect_prop": "resistance level", "less_cause_dir": "resistance level" }
QRQA-10152-5
If Mona is mixing some chemicals in a beaker for her science project and she adds more water to the mixture, what will happen to the amount of chemical reactions that can take place inside the beaker?
{ "text": [ "it will decrease", "it will increase" ], "label": [ "A", "B" ] }
B
More water allows more chemical reactions.
QRSent-10152
{ "effect_prop": "chemical reactions", "cause_dir_str": "more", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "water" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "chemical reactions", "less_effect_prop": "chemical reactions", "less_cause_dir": "chemical reactions" }
QRQA-10303-3
If Mona lives in a city that begins producing a greater amount of pollutants, what happens to the air quality in that city?
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
B
More pollutants mean poorer air quality.
QRSent-10303
{ "effect_prop": "air quality", "cause_dir_str": "more", "effect_dir_str": "poorer", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "pollutants" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "", "more_effect_prop": "air quality", "less_effect_prop": "air quality", "less_cause_dir": "air quality" }
QRQA-10395-5
Dane was on a mountaintop and struggled to breathe, so he rectified it by getting to an elevation that was
{ "text": [ "higher", "lower" ], "label": [ "A", "B" ] }
B
At higher elevations, there is less air to press on a given area.
QRSent-10395
{ "effect_prop": "air", "cause_dir_str": "higher", "effect_dir_str": "less", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "elevations" }
{ "more_effect_dir": "", "less_effect_dir": "struggled to", "less_cause_prop": "elevation", "more_effect_prop": "", "less_effect_prop": "breathe", "less_cause_dir": "breathe" }
QRQA-10125-4-flip
Eric went outside in the winter. He is _____ likely to give off heat than if it was summer.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
On a hot day, an endotherm may give off more heat by increasing blood flow to the surface of the body.
QRSent-10125
{ "effect_prop": "endotherm heat", "cause_dir_str": "", "effect_dir_str": "", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "hot day" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "day", "more_effect_prop": "heat", "less_effect_prop": "heat", "less_cause_dir": "heat" }
QRQA-10399-3
If Mona is packing coffee into a tin and she continues to add more coffee, what happens to the density of the coffee inside the tin?
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
A
The more tightly packed the particles inside the material are, the more dense we say they are.
QRSent-10399
{ "effect_prop": "dense", "cause_dir_str": "more tightly packed", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "tightly packed the particles inside the material" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "", "more_effect_prop": "density", "less_effect_prop": "density", "less_cause_dir": "density" }
QRQA-10285-1
If greenhouse gases were greatly decreased, we can expect a _____ chance of extreme changes.
{ "text": [ "higher", "lower" ], "label": [ "A", "B" ] }
B
As greenhouse gases increase, changes will be more extreme.
QRSent-10285
{ "effect_prop": "extreme changes", "cause_dir_str": "increase", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "greenhouse gases" }
{ "more_effect_dir": "higher", "less_effect_dir": "lower", "less_cause_prop": "greenhouse gases", "more_effect_prop": "chance of extreme changes", "less_effect_prop": "chance of extreme changes", "less_cause_dir": "chance of extreme changes" }
QRQA-10344-5-flip
In small atoms valence electrons are usually
{ "text": [ "closer", "farther" ], "label": [ "A", "B" ] }
A
In bigger atoms, valence electrons are farther from the nucleus.
QRSent-10344
{ "effect_prop": "electron distance", "cause_dir_str": "bigger", "effect_dir_str": "farther", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "atom size" }
{ "more_effect_dir": "farther", "less_effect_dir": "closer", "less_cause_prop": "atoms", "more_effect_prop": "distance", "less_effect_prop": "distance", "less_cause_dir": "distance" }
QRQA-10124-1-flip
If particles in matter move more slowly, they likely have _____ energy.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
The particles in matter are always moving. The more energy they have, the faster they move.
QRSent-10124
{ "effect_prop": "speed", "cause_dir_str": "more", "effect_dir_str": "faster", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "energy in the particles in matter" }
{ "more_effect_dir": "", "less_effect_dir": "more", "less_cause_prop": "energy", "more_effect_prop": "", "less_effect_prop": "slowly", "less_cause_dir": "slowly" }
QRQA-10110-3-flip
Lana is noting that the wind lately has been very weak. Lana can now tell that the air pressures over the Earth's surface have had differences that are
{ "text": [ "greater", "lesser" ], "label": [ "A", "B" ] }
B
Differences in air pressure over the surface of the Earth result in wind. The greater the differences in air pressures, the stronger the wind.
QRSent-10110
{ "effect_prop": "strong wind", "cause_dir_str": "greater", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "differences" }
{ "more_effect_dir": "", "less_effect_dir": "very weak", "less_cause_prop": "differences", "more_effect_prop": "", "less_effect_prop": "wind", "less_cause_dir": "wind" }
QRQA-10035-2
Alan's lye has a higher pH than his soda. His soda was _____ acidic.
{ "text": [ "less", "more" ], "label": [ "A", "B" ] }
B
Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.
QRSent-10035
{ "effect_prop": "Acid", "cause_dir_str": "lower", "effect_dir_str": "more strongly", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "PH" }
{ "more_effect_dir": "more acidic", "less_effect_dir": "less acidic", "less_cause_prop": "", "more_effect_prop": "soda", "less_effect_prop": "soda", "less_cause_dir": "soda" }
QRQA-10060-1-flip
If the ocean basin were to increase, the sea level would
{ "text": [ "rise", "lower" ], "label": [ "A", "B" ] }
B
Sea level rises if an increase in seafloor spreading rate buoys up the ocean crust, causing the ocean basin to become smaller.
QRSent-10060
{ "effect_prop": "sea level", "cause_dir_str": "smaller", "effect_dir_str": "rises", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "ocean basin" }
{ "more_effect_dir": "rise", "less_effect_dir": "lower", "less_cause_prop": "", "more_effect_prop": "sea level", "less_effect_prop": "sea level", "less_cause_dir": "sea level" }
QRQA-10278-5-flip
When waves in the ocean go slow there will be
{ "text": [ "less", "more" ], "label": [ "A", "B" ] }
A
A: As the car approaches the radar gun, the reflected microwaves get bunched up in front of the car. Therefore, the waves the receiver detects have a higher frequency than they would if they were being reflected from a stationary object. The faster the car is moving, the greater the increase in the frequency of the waves.
QRSent-10278
{ "effect_prop": "frequency of waves", "cause_dir_str": "faster", "effect_dir_str": "increase", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "speed" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "go", "more_effect_prop": "waves", "less_effect_prop": "waves", "less_cause_dir": "waves" }
QRQA-10393-2
Theo moved close to Gary. The amplitude of the light bouncing off of them likely
{ "text": [ "decreases", "increases" ], "label": [ "A", "B" ] }
B
The closer together the particles are, the greater the amplitude of the wave.
QRSent-10393
{ "effect_prop": "amplitude of the wave", "cause_dir_str": "closer", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "closer together" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "", "more_effect_prop": "amplitude", "less_effect_prop": "amplitude", "less_cause_dir": "amplitude" }
QRQA-10028-1
Donna stretches a rubber band further and further. The elastic potential energy of the rubber band will be
{ "text": [ "greater", "less" ], "label": [ "A", "B" ] }
A
The farther the object is stretched or compressed, the greater its elastic potential energy is.
QRSent-10028
{ "effect_prop": "elastic potential energy", "cause_dir_str": "farther", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "object is stretched" }
{ "more_effect_dir": "greater", "less_effect_dir": "less", "less_cause_prop": "", "more_effect_prop": "elastic potential energy", "less_effect_prop": "elastic potential energy", "less_cause_dir": "elastic potential energy" }
QRQA-10329-4
Marcus is climbing a mountain, and notices that it is more difficult to breathe than it was before. This is likely because Marcus is at a
{ "text": [ "lower elevation", "higher elevation" ], "label": [ "A", "B" ] }
B
Air pressure is less at higher elevations.
QRSent-10329
{ "effect_prop": "elevations", "cause_dir_str": "less", "effect_dir_str": "higher", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "air pressure" }
{ "more_effect_dir": "higher", "less_effect_dir": "lower", "less_cause_prop": "to breathe", "more_effect_prop": "elevation", "less_effect_prop": "elevation", "less_cause_dir": "elevation" }
QRQA-10036-4-flip
If Mona is building a new electrical system and she installs thinner wires then were previously there, what can she expect to happen to the resistance of the system?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
A
Thicker wires offer less resistance.
QRSent-10036
{ "effect_prop": "resistance", "cause_dir_str": "thicker", "effect_dir_str": "less", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "Thicker wires" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "wires", "more_effect_prop": "resistance", "less_effect_prop": "resistance", "less_cause_dir": "resistance" }
QRQA-10027-4
Eric gained weight after the buffet. His force of gravity has now slightly
{ "text": [ "decreased", "increased" ], "label": [ "A", "B" ] }
B
Objects with greater mass have a stronger force of gravity between them.
QRSent-10027
{ "effect_prop": "force of gravity between", "cause_dir_str": "greater", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "object mass" }
{ "more_effect_dir": "increased", "less_effect_dir": "decreased", "less_cause_prop": "", "more_effect_prop": "his force of gravity", "less_effect_prop": "his force of gravity", "less_cause_dir": "his force of gravity" }
QRQA-10261-2
When you hold two magnets far away what is the force between them?
{ "text": [ "Strong", "Weak" ], "label": [ "A", "B" ] }
B
As the distance between the objects increases the magnetic force of attraction decreases.
QRSent-10261
{ "effect_prop": "force", "cause_dir_str": "increases", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "distance" }
{ "more_effect_dir": "strong", "less_effect_dir": "weak", "less_cause_prop": "", "more_effect_prop": "force", "less_effect_prop": "force", "less_cause_dir": "force" }
QRQA-10256-3
A human who eats an animal that is low on the food chain should take in _____ toxic metals.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.
QRSent-10256
{ "effect_prop": "levels of toxic metals they take in", "cause_dir_str": "higher", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "up a food chain that humans eat" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "food chain", "more_effect_prop": "toxic metals", "less_effect_prop": "toxic metals", "less_cause_dir": "toxic metals" }
QRQA-10077-3-flip
Jim's skin was noticeably lighter than his friend Matt's skin. This means that _____ produces more melanin.
{ "text": [ "Jim", "Matt" ], "label": [ "A", "B" ] }
B
However, the melanocytes of people with darker skin produce more melanin.
QRSent-10077
{ "effect_prop": "melatonin", "cause_dir_str": "darker", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "darkness" }
{ "more_effect_dir": "produces more", "less_effect_dir": "", "less_cause_prop": "skin", "more_effect_prop": "melanin", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10122-4
Lizzie visited a village where an illness wiped many people out. The population got
{ "text": [ "larger", "smaller" ], "label": [ "A", "B" ] }
B
An increase in predators, the emergence of a new disease, or the loss of habitat are just three possible problems that will decrease a population.
QRSent-10122
{ "effect_prop": "Population", "cause_dir_str": "increase", "effect_dir_str": "decrease", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "Predators" }
{ "more_effect_dir": "larger", "less_effect_dir": "smaller", "less_cause_prop": "", "more_effect_prop": "population", "less_effect_prop": "population", "less_cause_dir": "population" }
QRQA-10084-5
Quenton adds salt to his spaghetti water. The water becomes _____ dense.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
A
Water density increases as salinity and pressure increase, or as temperature decreases.
QRSent-10084
{ "effect_prop": "water salinity", "cause_dir_str": "increases", "effect_dir_str": "increase", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "water density" }
{ "more_effect_dir": "adds", "less_effect_dir": "", "less_cause_prop": "dense", "more_effect_prop": "salt", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10059-2-flip
Stars that are colder are also
{ "text": [ "dimmer", "brighter" ], "label": [ "A", "B" ] }
A
The hotter a main sequence star is, the brighter it is.
QRSent-10059
{ "effect_prop": "brightness", "cause_dir_str": "hotter", "effect_dir_str": "brighter", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "heat" }
{ "more_effect_dir": "brighter", "less_effect_dir": "dimmer", "less_cause_prop": "stars", "more_effect_prop": "stars", "less_effect_prop": "stars", "less_cause_dir": "stars" }
QRQA-10380-4
If Jim starts exercising his muscles, would the strength of them
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
A
Exercising muscles increases their size, and bigger muscles have greater strength.
QRSent-10380
{ "effect_prop": "strength", "cause_dir_str": "", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "Exercising muscles" }
{ "more_effect_dir": "increase strength", "less_effect_dir": "decrease strength", "less_cause_prop": "", "more_effect_prop": "muscles", "less_effect_prop": "muscles", "less_cause_dir": "muscles" }
QRQA-10056-4
John wanted to lose weight so he skipped his normal routine of eating a sugary donut in the morning. As a result, he felt dizzy as his blood glucose level dropped. Did the amount of insulin in his blood likely
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
As blood glucose levels decrease, less insulin is produced.
QRSent-10056
{ "effect_prop": "insulin production", "cause_dir_str": "decrease", "effect_dir_str": "less", "cause_dir_sign": "LESS", "effect_dir_sign": "LESS", "cause_prop": "glucose levels" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "blood glucose level", "more_effect_prop": "the amount of insulin in his blood", "less_effect_prop": "the amount of insulin in his blood", "less_cause_dir": "the amount of insulin in his blood" }
QRQA-10210-4-flip
If Mona is comparing two species and she notices that their DNA molecules are less similar, what does that tell her about the species relationship?
{ "text": [ "distant relationship", "close relationship" ], "label": [ "A", "B" ] }
A
The more similar the DNA molecules of different species are, the closer the relationship is likely to be.
QRSent-10210
{ "effect_prop": "closer the relationship", "cause_dir_str": "more", "effect_dir_str": "closer", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "similar the DNA molecules" }
{ "more_effect_dir": "close", "less_effect_dir": "distant", "less_cause_prop": "DNA molecules", "more_effect_prop": "species relationship", "less_effect_prop": "species relationship", "less_cause_dir": "species relationship" }
QRQA-10034-5-flip
Adam had a large larynx as a child, but after his larynx shrunk for some reason, his voice got
{ "text": [ "higher", "deeper" ], "label": [ "A", "B" ] }
A
The voice becomes deeper as the larynx in the throat grows larger.
QRSent-10034
{ "effect_prop": "large larynx", "cause_dir_str": "deeper", "effect_dir_str": "larger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "deep voice" }
{ "more_effect_dir": "large", "less_effect_dir": "shrunk", "less_cause_prop": "voice", "more_effect_prop": "larynx", "less_effect_prop": "larynx", "less_cause_dir": "larynx" }
QRQA-10198-5
As molecules start moving faster they get
{ "text": [ "warmer", "colder" ], "label": [ "A", "B" ] }
A
Warmer molecules vibrate faster than cooler ones.
QRSent-10198
{ "effect_prop": "speed in molecules", "cause_dir_str": "warmer", "effect_dir_str": "faster", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "temperature" }
{ "more_effect_dir": "faster", "less_effect_dir": "", "less_cause_prop": "things", "more_effect_prop": "moving", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10286-3-flip
Eric removed carbon atoms to the solution. The number of possible arrangements of carbon atoms
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
B
A: The more carbon atoms there are, the greater the number of possible arrangements of carbon atoms.
QRSent-10286
{ "effect_prop": "arrangements of carbon atoms", "cause_dir_str": "more", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "carbon atoms" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "carbon atoms", "more_effect_prop": "arrangements of carbon atoms", "less_effect_prop": "arrangements of carbon atoms", "less_cause_dir": "arrangements of carbon atoms" }
QRQA-10171-3-flip
Mona is an electrical engineer designing a new circuit. If she decreases the total number of resistors in her new circuit, what happens to the total current of the circuit?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
A
If we increase the resistance in a series circuit, by adding more resistors, then the total current decreases.
QRSent-10171
{ "effect_prop": "total current", "cause_dir_str": "increase", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "resistors" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "resistors", "more_effect_prop": "total current", "less_effect_prop": "total current", "less_cause_dir": "total current" }
QRQA-10040-1
If Jim increases the level of sound coming from his speakers it means that the time it would take for him to experience hearing loss would
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
The louder the sounds are, the less exposure is needed to cause hearing loss.
QRSent-10040
{ "effect_prop": "xposure is needed to cause hearing loss", "cause_dir_str": "louder", "effect_dir_str": "less", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "louder the sounds are" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "time", "less_effect_prop": "time", "less_cause_dir": "time" }
QRQA-10279-4
Two planets with very large masses will have a _____ gravitational pull between them than two planets with small masses.
{ "text": [ "stronger", "weaker" ], "label": [ "A", "B" ] }
A
The greater the mass of the objects, the stronger the gravitational pull between them.
QRSent-10279
{ "effect_prop": "gravitational pull between them", "cause_dir_str": "greater", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "mass of two objects" }
{ "more_effect_dir": "stronger", "less_effect_dir": "weaker", "less_cause_prop": "", "more_effect_prop": "gravitational pull", "less_effect_prop": "gravitational pull", "less_cause_dir": "gravitational pull" }
QRQA-10190-2-flip
Will drops a ball from 100 feet at the same time that Tony drops a ball from 50 feet. Whose ball has more potential energy?
{ "text": [ "Will's", "Tony's" ], "label": [ "A", "B" ] }
B
So the higher an object is above a surface, the more potential energy it has.
QRSent-10190
{ "effect_prop": "potential energy it has", "cause_dir_str": "higher", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "higher the object is above a surface" }
{ "more_effect_dir": "", "less_effect_dir": "less", "less_cause_prop": "ball", "more_effect_prop": "", "less_effect_prop": "potential energy", "less_cause_dir": "potential energy" }
QRQA-10387-3
If you spend a lot of time working out your muscles will be
{ "text": [ "smaller", "larger" ], "label": [ "A", "B" ] }
B
When a person exercises regularly, and is fit, the heart undergoes certain long-term adaptations. The heart muscle gets stronger, and expels more blood with each contraction.
QRSent-10387
{ "effect_prop": "muscle", "cause_dir_str": "regularly", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "exercise" }
{ "more_effect_dir": "larger", "less_effect_dir": "smaller", "less_cause_prop": "", "more_effect_prop": "muscles", "less_effect_prop": "muscles", "less_cause_dir": "muscles" }
QRQA-10237-3
When it becomes more humid outside people are _____ to sweat.
{ "text": [ "more likely", "less likely" ], "label": [ "A", "B" ] }
A
As humidity increases, the water potential gradient across the inside and outside the leaf become more equal, and so the rate of transpiration decreases.
QRSent-10237
{ "effect_prop": "transpiration", "cause_dir_str": "increases", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "humidity" }
{ "more_effect_dir": "more likely to sweat", "less_effect_dir": "less likely to sweat", "less_cause_prop": "", "more_effect_prop": "people", "less_effect_prop": "people", "less_cause_dir": "people" }
QRQA-10268-2-flip
Milo is flying a rocket in the mesosphere. If he decreases his altitude, what happens to the temperature?
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
A
In the mesosphere, temperature decreases as altitude increases.
QRSent-10268
{ "effect_prop": "temperature", "cause_dir_str": "increases", "effect_dir_str": "decreases", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "altitude" }
{ "more_effect_dir": "temperature", "less_effect_dir": "temperature", "less_cause_prop": "altitude", "more_effect_prop": "increases", "less_effect_prop": "decreases", "less_cause_dir": "decreases" }
QRQA-10252-4
Harry was sorting alkenes. The largest of the bunch have _____ boiling points
{ "text": [ "lower", "higher" ], "label": [ "A", "B" ] }
B
Larger alkenes have lower boiling and melting points, so they are liquids or waxy solids at room temperature.
QRSent-10252
{ "effect_prop": "boiling points", "cause_dir_str": "larger", "effect_dir_str": "lower", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "alkenes" }
{ "more_effect_dir": "higher", "less_effect_dir": "lower", "less_cause_prop": "", "more_effect_prop": "boiling points", "less_effect_prop": "boiling points", "less_cause_dir": "boiling points" }
QRQA-10161-1
Mary was performing experiments with atoms in her lab. She was measuring energy levels at various distances from an atom's nucleus. Would measurements taken closer to a nucleus result in
{ "text": [ "lower energy levels?", "greater energy levels or" ], "label": [ "A", "B" ] }
B
As you go farther from the nucleus of an atom, the electron levels have more and more energy.
QRSent-10161
{ "effect_prop": "energy from electrons", "cause_dir_str": "farther", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "distance from nucleus" }
{ "more_effect_dir": "greater", "less_effect_dir": "lower", "less_cause_prop": "distances", "more_effect_prop": "energy levels", "less_effect_prop": "energy levels", "less_cause_dir": "energy levels" }
QRQA-10138-2
The sun exerts gravitational force on all the planets, which has a lower gravitational force
{ "text": [ "earth", "mars" ], "label": [ "A", "B" ] }
B
The further objects are away from each other, the smaller the gravitational force.
QRSent-10138
{ "effect_prop": "gravitational force", "cause_dir_str": "further", "effect_dir_str": "smaller", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "distance" }
{ "more_effect_dir": "", "less_effect_dir": "lower", "less_cause_prop": "Earth", "more_effect_prop": "", "less_effect_prop": "gravitational force", "less_cause_dir": "gravitational force" }
QRQA-10233-3-flip
Gary had two rocks and pulled them further apart. The gravitational force between the rocks is now _____ strong.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
The closer objects are to each other, the stronger the gravitational force between them.
QRSent-10233
{ "effect_prop": "stronger the gravitational force between them", "cause_dir_str": "closer", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "objects are to each other" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "rocks", "more_effect_prop": "strong", "less_effect_prop": "strong", "less_cause_dir": "strong" }
QRQA-10362-3
Will's pupils grew larger as the night grew darker. This happens to let _____ light in.
{ "text": [ "less", "more" ], "label": [ "A", "B" ] }
B
The pupil automatically gets bigger or smaller to let more or less light in as needed.
QRSent-10362
{ "effect_prop": "light in", "cause_dir_str": "bigger", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "pupil" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "", "more_effect_prop": "light", "less_effect_prop": "light", "less_cause_dir": "light" }
QRQA-10338-1
Diffusion occurs faster in
{ "text": [ "water", "oxygen." ], "label": [ "A", "B" ] }
B
This is also called diffusion, and the process is much faster in gases than in liquids, because the particles in gases are further apart.
QRSent-10338
{ "effect_prop": "speed of diffusion", "cause_dir_str": "further apart", "effect_dir_str": "", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "distance in particles" }
{ "more_effect_dir": "faster", "less_effect_dir": "", "less_cause_prop": "water", "more_effect_prop": "Diffusion", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10008-2-flip
A large object displaces _____ water than a smaller one.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
A
So more water is displaced by a bigger body than a smaller one.
QRSent-10008
{ "effect_prop": "water displacement", "cause_dir_str": "bigger", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "body size" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "object", "more_effect_prop": "water", "less_effect_prop": "water", "less_cause_dir": "water" }
QRQA-10036-5
A large wire can carry current a long ways because it has _____ resistance
{ "text": [ "less", "more" ], "label": [ "A", "B" ] }
A
Thicker wires offer less resistance.
QRSent-10036
{ "effect_prop": "resistance", "cause_dir_str": "thicker", "effect_dir_str": "less", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "diameter" }
{ "more_effect_dir": "", "less_effect_dir": "less", "less_cause_prop": "", "more_effect_prop": "", "less_effect_prop": "resistence", "less_cause_dir": "resistence" }
QRQA-10231-4-flip
Ray was traveling in rocket leaving orbit. He keeps the empty fuel containers on board so the ship can fly
{ "text": [ "higher", "lower" ], "label": [ "A", "B" ] }
B
By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.
QRSent-10231
{ "effect_prop": "rocket so that it could fly higher", "cause_dir_str": "reduced", "effect_dir_str": "higher", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "empty fuel containers" }
{ "more_effect_dir": "can fly higher", "less_effect_dir": "can fly lower", "less_cause_prop": "", "more_effect_prop": "ship", "less_effect_prop": "ship", "less_cause_dir": "ship" }
QRQA-10093-1
A wave with a low frequency has _____ energy than a wave with a high frequency.
{ "text": [ "more", "less" ], "label": [ "A", "B" ] }
B
Higher frequency waves have greater energy.
QRSent-10093
{ "effect_prop": "energy", "cause_dir_str": "higher", "effect_dir_str": "greater", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "frequency waves" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "frequency", "more_effect_prop": "energy", "less_effect_prop": "energy", "less_cause_dir": "energy" }
QRQA-10298-4-flip
Ron is trying to figure out how old some isotopes are. The isotopes are decaying very quickly, so they are likely specimens that are
{ "text": [ "older", "younger" ], "label": [ "A", "B" ] }
B
Because these isotopes decay more slowly, they can be used to date much older specimens.
QRSent-10298
{ "effect_prop": "age", "cause_dir_str": "more slowly", "effect_dir_str": "older", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "decay" }
{ "more_effect_dir": "older", "less_effect_dir": "younger", "less_cause_prop": "", "more_effect_prop": "isotopes", "less_effect_prop": "isotopes", "less_cause_dir": "isotopes" }
QRQA-10341-4
When two pieces of metal are rubbing together and oil is added between them the friction
{ "text": [ "decreases", "increases" ], "label": [ "A", "B" ] }
A
To reduce friction, oil is added to the engine.
QRSent-10341
{ "effect_prop": "friction", "cause_dir_str": "added", "effect_dir_str": "reduce", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "oil" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "", "more_effect_prop": "friction", "less_effect_prop": "friction", "less_cause_dir": "friction" }
QRQA-10352-5
A satellite was sent to orbit and monitor a small planet but instead it ended up being pulled into the orbit of a nearby large planet. It was concluded that this happened because the gravitational pull of the larger planet was
{ "text": [ "stronger", "weaker" ], "label": [ "A", "B" ] }
A
Gravity is a pull which all matter exerts on all other matter, the more mass, the stronger the pull.
QRSent-10352
{ "effect_prop": "Gravity", "cause_dir_str": "more", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "mass" }
{ "more_effect_dir": "stronger", "less_effect_dir": "weaker", "less_cause_prop": "", "more_effect_prop": "gravitational pull", "less_effect_prop": "gravitational pull", "less_cause_dir": "gravitational pull" }
QRQA-10175-4
Jimbo heated a pot of water on his stove. What happens to the amount of oxygen contained in the water as the temperature increases?
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
B
Warm water cant hold as much dissolved oxygen as cool water, so an increase in the temperature of water decreases the amount of oxygen it contains.
QRSent-10175
{ "effect_prop": "amount of oxygen it contains", "cause_dir_str": "increase", "effect_dir_str": "decrease", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "temperature of water" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "", "more_effect_prop": "amount of oxygen contained", "less_effect_prop": "amount of oxygen contained", "less_cause_dir": "amount of oxygen contained" }
QRQA-10318-2
Milo is playing with his electromagnet and he decides to increase the current supplied to it. What will happen to the strength of the electromagnet?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
A
The more current, the stronger the electromagnet.
QRSent-10318
{ "effect_prop": "stronger the electromagnet", "cause_dir_str": "more", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "current" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "strength of the electromagnet", "less_effect_prop": "strength of the electromagnet", "less_cause_dir": "strength of the electromagnet" }
QRQA-10182-4
If you added more citric acid to orange juice the acid levels would
{ "text": [ "decrease", "increase" ], "label": [ "A", "B" ] }
B
A stronger acid produces a greater concentration of ions than a weaker acid.
QRSent-10182
{ "effect_prop": "acid", "cause_dir_str": "greater", "effect_dir_str": "stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "concentration" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "acid", "less_effect_prop": "acid", "less_cause_dir": "acid" }
QRQA-10031-2-flip
Will weighs 180 pounds while Nat weights 120 pounds, who would accelerate less after the same force is applied?
{ "text": [ "Will", "Nat" ], "label": [ "A", "B" ] }
A
The smaller its mass is, the greater its acceleration for a given amount of force.
QRSent-10031
{ "effect_prop": "acceleration per force", "cause_dir_str": "smaller", "effect_dir_str": "greater", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "mass of the object" }
{ "more_effect_dir": "", "less_effect_dir": "less", "less_cause_prop": "", "more_effect_prop": "", "less_effect_prop": "accelerate", "less_cause_dir": "accelerate" }
QRQA-10342-2
If Milo is flying through the air and he moves closer to the Earth, what happens to the temperature of the air?
{ "text": [ "increases", "decreases" ], "label": [ "A", "B" ] }
A
Air in the troposphere is warmer closer to Earths surface.
QRSent-10342
{ "effect_prop": "troposphere is warmer", "cause_dir_str": "closer", "effect_dir_str": "warmer", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "closer to Earths surface" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "", "more_effect_prop": "temperature of the air", "less_effect_prop": "temperature of the air", "less_cause_dir": "temperature of the air" }
QRQA-10036-4
If Mona is building a new electrical system and she installs thicker wires then were previously there, what can she expect to happen to the resistance of the system?
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
Thicker wires offer less resistance.
QRSent-10036
{ "effect_prop": "resistance", "cause_dir_str": "thicker", "effect_dir_str": "less", "cause_dir_sign": "MORE", "effect_dir_sign": "LESS", "cause_prop": "Thicker wires" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "", "more_effect_prop": "resistance", "less_effect_prop": "resistance", "less_cause_dir": "resistance" }
QRQA-10253-2
If Milo is sliding a basketball and a baseball across the floor and the baseball is the heavier of the two objects, which object will experience more friction?
{ "text": [ "basketball", "baseball" ], "label": [ "A", "B" ] }
B
Its harder to overcome friction between heavier objects and the floor than it is between lighter objects and the floor.
QRSent-10253
{ "effect_prop": "friction", "cause_dir_str": "heavier", "effect_dir_str": "harder", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "heavier objects" }
{ "more_effect_dir": "more", "less_effect_dir": "", "less_cause_prop": "", "more_effect_prop": "friction", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10363-3
When you work out at the gym a lot your muscles become
{ "text": [ "smaller", "larger" ], "label": [ "A", "B" ] }
B
Muscles that are exercised are bigger and stronger than muscles that are not exercised.
QRSent-10363
{ "effect_prop": "muscles", "cause_dir_str": "exercised", "effect_dir_str": "bigger and stronger", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "exercise" }
{ "more_effect_dir": "larger", "less_effect_dir": "smaller", "less_cause_prop": "", "more_effect_prop": "muscles", "less_effect_prop": "muscles", "less_cause_dir": "muscles" }
QRQA-10069-5
A piece of sandpaper was rubbed across a glass table, then the sandpaper was rubbed across some gravel. The friction will be greater between
{ "text": [ "the sandpaper and the glass table or", "the sandpaper and the gravel." ], "label": [ "A", "B" ] }
B
Rougher surfaces have more friction between them than smoother surfaces.
QRSent-10069
{ "effect_prop": "friction", "cause_dir_str": "rougher", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "surface roughness" }
{ "more_effect_dir": "greater", "less_effect_dir": "", "less_cause_prop": "glass table", "more_effect_prop": "friction", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10178-3-flip
If Mona works in a defense lab and her company develops worse missiles, what happens to the advancement of rocket technologies?
{ "text": [ "decreases", "increases" ], "label": [ "A", "B" ] }
A
The development of better missiles fostered better rocket technologies.
QRSent-10178
{ "effect_prop": "rocket technologies", "cause_dir_str": "better", "effect_dir_str": "better", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "better missiles" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "missiles", "more_effect_prop": "rocket technologies", "less_effect_prop": "rocket technologies", "less_cause_dir": "rocket technologies" }
QRQA-10101-1-flip
Stephanie had designed a machine learning algorithm to help predict earthquakes. Today, her new supercomputer arrived and she will soon run the algorithm on the less powerful computer. The new computer will _____ the accuracy of the model's predictions.
{ "text": [ "increase", "decrease" ], "label": [ "A", "B" ] }
B
But the more computing power that goes into the model and the care with which the scientists construct the model can increase the chances that a model will be accurate.
QRSent-10101
{ "effect_prop": "accurate", "cause_dir_str": "more", "effect_dir_str": "increase", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "computing power" }
{ "more_effect_dir": "increase", "less_effect_dir": "decrease", "less_cause_prop": "powerful", "more_effect_prop": "accuracy", "less_effect_prop": "accuracy", "less_cause_dir": "accuracy" }
QRQA-10300-1
If Jim shortens the wavelength of the electromagnetic waves his machine is producing, what happens to the energy output?
{ "text": [ "it increases", "it decreases" ], "label": [ "A", "B" ] }
A
Electromagnetic waves with shorter wavelengths have higher frequencies and more energy.
QRSent-10300
{ "effect_prop": "energy", "cause_dir_str": "shorter", "effect_dir_str": "more", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "wavelengths" }
{ "more_effect_dir": "increases", "less_effect_dir": "decreases", "less_cause_prop": "wavelengths", "more_effect_prop": "energy output", "less_effect_prop": "energy output", "less_cause_dir": "energy output" }
QRQA-10157-4
Reid pulled the energy levels further away from the nucleus. They are now likely to have _____ orbitals.
{ "text": [ "less", "more" ], "label": [ "A", "B" ] }
B
Energy levels farther from the nucleus of an atom have more orbitals.
QRSent-10157
{ "effect_prop": "orbitals", "cause_dir_str": "farther", "effect_dir_str": "more", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "Energy levels farther from the nucleus" }
{ "more_effect_dir": "more", "less_effect_dir": "less", "less_cause_prop": "", "more_effect_prop": "orbitals", "less_effect_prop": "orbitals", "less_cause_dir": "orbitals" }
QRQA-10163-4
If James measured the air pressure in the winter and compared it to the air pressure in the summer, which season would have more pressure?
{ "text": [ "winter", "summer" ], "label": [ "A", "B" ] }
B
Decreasing air temperature increases atmospheric pressure.
QRSent-10163
{ "effect_prop": "atmospheric pressure", "cause_dir_str": "decreasing", "effect_dir_str": "increases", "cause_dir_sign": "LESS", "effect_dir_sign": "MORE", "cause_prop": "air temperature" }
{ "more_effect_dir": "more", "less_effect_dir": "", "less_cause_prop": "air", "more_effect_prop": "pressure", "less_effect_prop": "", "less_cause_dir": "" }
QRQA-10144-4
John was looking at rocks in the valley and noticed something. The more resistant the rocks he looked at were, the amount they remained was
{ "text": [ "Shorter", "Longer" ], "label": [ "A", "B" ] }
B
Different types of rocks weather at different rates. More resistant types of rocks will remain longer.
QRSent-10144
{ "effect_prop": "remain longer", "cause_dir_str": "more resistant", "effect_dir_str": "longer", "cause_dir_sign": "MORE", "effect_dir_sign": "MORE", "cause_prop": "resistant" }
{ "more_effect_dir": "Longer", "less_effect_dir": "Shorter", "less_cause_prop": "", "more_effect_prop": "amount they remained", "less_effect_prop": "amount they remained", "less_cause_dir": "amount they remained" }