niryuu/sni-each-converted huggingface dataset:
Question: Fred sees more sunspots than usual on the Sun. He knows that this means that solar storms happen 
 Option1: more 
 Option2: less 
 Explanation: When there are more sunspots the Sun is more active and there are more solar storms and more of the Sun's energy reaches the Earth.
Output: more
Question: Mike is studying what humans eat. Bears are higher up the food chain than mosquitoes. Therefore, if humans were to eat mosquitoes, they would likely be taking in _____ levels of toxic metals. 
 Option1: less 
 Option2: more 
 Explanation: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.
Output: less
Question: If people use a lot of energy they create 
 Option1: less waste 
 Option2: more waste 
 Explanation: Increased resource use generally means more waste; electronic waste from developed nations is a growing problem in the developing world.
Output: more waste
Question: If Jim starts exercising and performs no anaerobic exercises, would his muscles get 
 Option1: bigger 
 Option2: smaller 
 Explanation: Anaerobic exercises cause muscles to get bigger and stronger.
Output: smaller
Question: Wendy turned the hose from full blast to half power. This makes the stream _____ likely to be able to deposit large rock particles. 
 Option1: more 
 Option2: less 
 Explanation: The size of the eroded particles depends on the velocity of the water. Eventually, the water deposits the materials. As water slows, larger particles are deposited. As the water slows even more, smaller particles are deposited.
Output: less
Question: Leo is working in a lab studying genotypes. He notices that the genotypes that are more fit produce 
 Option1: less offspring. 
 Option2: more offspring 
 Explanation: Genotypes with greater fitness produce more offspring and pass more copies of their alleles to the next generation.
Output: more offspring
Question: Objects moving closer together will have _____ gravitational force between them. 
 Option1: more 
 Option2: less 
 Explanation: The closer objects are to each other, the stronger the gravitational force between them.
Output: more
Question: Compared to the Sun, which is an average sized star, would VY Canis Majoris, the smallest known star, produce 
 Option1: more energy 
 Option2: less energy? 
 Explanation: Bigger stars produce more energy, so their surfaces are hotter.
Output: less energy?
Question: What would happen to the amount of ultraviolet radiation trapped in the atmosphere if the number of greenhouse gases were decreased? 
 Option1: more would be trapped 
 Option2: less would be trapped 
 Explanation: If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.
Output: less would be trapped
Question: A person moving north towards the North Pole will receive _____ direct sunlight. 
 Option1: more 
 Option2: less 
 Explanation: Areas near the equator are warmer than areas near the poles because they receive more direct sunlight.
Output: less
Question: Mike put two things into buckets of water. The first bucket got a rubber duck, and the second bucket got a bowling ball. The water was less displaced in the bucket with the rubber duck, because the mass was 
 Option1: larger 
 Option2: smaller 
 Explanation: If we have two materials with the same volume, the material with a higher mass will be more dense.
Output: smaller
Question: If Jim is transmitting electricity through a wire and he reduces the size of that wire, the electrons move through it 
 Option1: easier 
 Option2: harder 
 Explanation: A thinner wire is more difficult for electrons to move through than a thicker wire.
Output: harder
Question: What would happen to the speed of Earth's orbit if our planet were to move closer to the Sun? 
 Option1: increased speed 
 Option2: decreased speed 
 Explanation: The Earth travels faster in its elliptical orbit when it is closer to the Sun than when it is farther away.
Output: increased speed
Question: If Milo is holding two objects close together and he decides to move them farther apart, what happens to the gravitational force between the objects? 
 Option1: increases 
 Option2: decreases 
 Explanation: The gravitational force between two objects decreases as the objects move further apart.
Output: decreases
Question: When Ian has a ton of energy, Ian moves 
 Option1: quickly 
 Option2: slowly 
 Explanation: As the liquid particles lose energy, their movement slows down even more. As their movements become slower and slower, the attractive forces between become stronger.
Output: quickly
Question: If Mona is comparing an apple and an orange and she determines that the apple has more mass then the orange, which one has a greater force of gravity? 
 Option1: apple 
 Option2: orange 
 Explanation: Objects with greater mass have a stronger force of gravity.
Output: apple
Question: By filling a kettle with water and placing it on a burner turned to high, will the motion of the water molecules in the kettle 
 Option1: increase in speed 
 Option2: decrease in speed. 
 Explanation: The higher the temperature, the more energy the particles have and the faster they will move and diffuse.
Output: increase in speed
Question: If Milo is racing cars on a track and one car has more mass then another, what does that tell him about the larger cars acceleration potential compared to the smaller car? 
 Option1: it's higher 
 Option2: it's lower 
 Explanation: The smaller its mass is, the greater its acceleration for a given amount of force.
Output: it's lower
Question: A smaller box can hold how much air compared to a large box? 
 Option1: More air 
 Option2: Less air 
 Explanation: In the larger container we will still have the same number of gas particles, but now they are filling a much larger space.
Output: Less air
Question: A piece of sandpaper was rubbed across a glass table, then the sandpaper was rubbed across some gravel. The friction will be less between 
 Option1: the sandpaper and the glass table or 
 Option2: the sandpaper and the gravel. 
 Explanation: Rougher surfaces have more friction between them than smoother surfaces.
Output: the sandpaper and the glass table or
Question: Milo owns two telescopes, one at the top of a mountain and one at the base. If he looks through the one at the top of the mountain, how much interference can he expect compared to the one at the bottom of the mountain? 
 Option1: more 
 Option2: less 
 Explanation: Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.
Output: less
Question: When we pack a fewer things into a box it becomes 
 Option1: less dense 
 Option2: more dense 
 Explanation: The more tightly packed the particles inside the material are, the more dense we say they are.
Output: less dense
Question: If Mona is mixing some chemicals in a beaker for her science project and she adds less water to the mixture, what will happen to the amount of chemical reactions that can take place inside the beaker? 
 Option1: it will decrease 
 Option2: it will increase 
 Explanation: More water allows more chemical reactions.
Output: it will decrease
Question: A structure with a decreased surface area will _____ in functioning. 
 Option1: increase 
 Option2: decrease 
 Explanation: In Life Sciences it is important to note that whenever a structure has an increased surface area, there is an increase in the functioning of that structure.
Output: decrease
Question: James is boring deep into the Earth. His shuttle is less likely to burn up at _____ depths. 
 Option1: shallow 
 Option2: deep 
 Explanation: Temperature increases with depth inside the Earth, so melting of rocks is more likely to occur at greater depths.
Output: shallow
Question: Bob releases a deep breath, so that his lungs will have more painful pressure, making the size of Bob's chest 
 Option1: decrease 
 Option2: increase 
 Explanation: Inhaling, or breathing in, increases the size of the chest, which decreases air pressure inside the lungs.
Output: decrease
Question: Mona is excavating a deep tunnel as part of an exploratory committee. As she bores deeper in to the Earth, what can she expect will happen to the temperature? 
 Option1: increase 
 Option2: decrease 
 Explanation: Temperature increases with depth inside the Earth, so melting of rocks is more likely to occur at greater depths.
Output: increase
Question: If air cools, it becomes _____ dense. 
 Option1: less 
 Option2: more 
 Explanation: Warm air is less dense than cool air, so it rises higher in the troposphere.
Output: more
Question: If Mona is holding a baseball above a table and then decreases the height of that baseball from the table, what happens to the potential energy of the baseball? 
 Option1: increases 
 Option2: decreases 
 Explanation: So the higher an object is above a surface, the more potential energy it has.
Output: decreases
Question: As we move slower we wind up getting 
 Option1: hotter 
 Option2: cooler 
 Explanation: The higher the temperature, the more energy the particles have and the faster they will move and diffuse.
Output: cooler
Question: When quarks are taken further apart, they experience minimal attraction, but when they're brought together, they have an attraction that is 
 Option1: greater 
 Option2: smaller 
 Explanation: Gluons make quarks attract each other more strongly the farther apart the quarks get.
Output: smaller
Question: Ian is trying to melt rocks, nothing that the water around the rocks is quite high. Since there is a lot of water around the rocks, the melting point of the rock will be 
 Option1: increased 
 Option2: decreased 
 Explanation: As the amount of water increases, the melting point of rock decreases.
Output: decreased
Question: When people figured out how to grow food the levels of food in the world 
 Option1: increased 
 Option2: decreased 
 Explanation: Better farming techniques and machines increased the food supply and the distribution of food.
Output: increased
Question: A scientist, near the shore, would expect to find _____ dissolved nutrients in the water than one mile away from the shore. 
 Option1: less 
 Option2: more 
 Explanation: Water near shore generally has more dissolved nutrients than water farther from shore.
Output: more
Question: Tina is at a loud concert. She is _____ susceptible to hearing loss as she gets further from the speakers. 
 Option1: more 
 Option2: less 
 Explanation: The louder the sounds are, the less exposure is needed to cause hearing loss.
Output: less
Question: john was watching the rate of reactions going on in some plants. he noticed that the rate decreased when the temperatures 
 Option1: increased 
 Option2: decreased 
 Explanation: Temperature affects the rate at which photosynthesis, cellular respiration and decomposition take place. The rate of reaction increases with increasing temperature and decreases at lower temperatures.
Output: decreased
Question: Air pressure will _____ when one goes up a mountain. 
 Option1: increase 
 Option2: decrease 
 Explanation: Air pressure is less at higher elevations.
Output: decrease
Question: A solution with a pH value of 14 is _____ considered to be basic. 
 Option1: definitely 
 Option2: not 
 Explanation: The more basic a solution is, the closer its pH value will be to 14.
Output: definitely
Question: Will was using a flashlight. He used a long exposure and a short exposure. Which exposure likely made the stars seem dimmer? 
 Option1: short 
 Option2: long 
 Explanation: The longer the exposure, the more light that the telescope can gather to make the image.
Output: short
Question: Everett went lower and lower to look at the rocks on the cliff. The lowest rocks are likely 
 Option1: youngest 
 Option2: oldest 
 Explanation: Fossils found at the lowest layer of rock would be the oldest, as these would have been buried for the longest time, whereas fossils found closer to the surface would be buried more recently and therefore be younger.
Output: oldest
Question: Eric decreased the temperature on the thermostat. The rates of reaction in the room now happen more 
 Option1: quickly 
 Option2: slowly 
 Explanation: Temperature affects the rate at which photosynthesis, cellular respiration and decomposition take place. The rate of reaction increases with increasing temperature and decreases at lower temperatures.
Output: slowly
Question: James stares at the volcano and saw the rocks exist because of the _____ temperatures. 
 Option1: high 
 Option2: low 
 Explanation: Temperature increases with depth inside the Earth, so melting of rocks is more likely to occur at greater depths.
Output: low
Question: When you use less force to move a car it will 
 Option1: move less 
 Option2: move further 
 Explanation: When two skateboarders push against each other, it causes them to move apart. The harder they push together, the farther apart they move.
Output: move less
Question: A particle that is in the desert is likely _____ compared to one in the arctic. 
 Option1: faster 
 Option2: slower 
 Explanation: At higher temperatures, particles of reactants have more energy, so they move faster. They are more likely to bump into one another and to collide with greater force.
Output: faster
Question: John looked at the graphs and noticed something. As the population of people grew smaller, the rate of global warming was 
 Option1: Less 
 Option2: Greater 
 Explanation: For example, more people on the Earth means more people contributing to global warming and pollution.
Output: Less
Question: If Mary decreases the resistance of her electrical circuit, what will happen to the current in that circuit? 
 Option1: increase 
 Option2: decrease 
 Explanation: We can say that resistance and current in an electric circuit areinversely proportional, because as the one increases, the other decreases, and vice versa.
Output: increase
Question: Chris ran a wire 3 foot long. Ron ran a wire 10 foot long. If all else was the same, the wire that Ron had 
 Option1: more resistance 
 Option2: less resistance. 
 Explanation: Longer wires have more resistance than shorter wires.
Output: more resistance
Question: Karen is observing an electromagnetic wave and how it travels from its source. This wave travels near to its source, because the energy is diluted 
 Option1: more 
 Option2: less 
 Explanation: However, the energy is diluted as an electromagnetic wave travels farther from its source because it spreads out over an ever-larger area.
Output: less
Question: Harry was installing a TV mount. He drills into the wall with a screw that has 20 threads. If he used a screw of the same size with 30 threads, it would take _____ turns to put it in. 
 Option1: fewer 
 Option2: more 
 Explanation: The trade-off when the threads are closer together, is that more turns of the screw or bolt are needed to do the job because the distance over which the input force must be applied is greater.
Output: more
Question: Ian wants to have a very strong electrostatic force, so he will make sure that his charged objects are 
 Option1: closer 
 Option2: farther 
 Explanation: The closer the charged objects are, the stronger the electrostatic force.
Output: closer
Question: If the rate of flow in a river were reduced, what would happen to the size of sediment particles being deposited on the riverbed? 
 Option1: smaller particles would be deposited 
 Option2: larger particles would be deposited 
 Explanation: The size of the eroded particles depends on the velocity of the water. Eventually, the water deposits the materials. As water slows, larger particles are deposited. As the water slows even more, smaller particles are deposited.
Output: smaller particles would be deposited
Question: The electron levels furthest from the nucleus of an atom have _____ energy than those further away. 
 Option1: more 
 Option2: less 
 Explanation: As you go farther from the nucleus of an atom, the electron levels have more and more energy.
Output: more
Question: As more solar panels are made the price of them will 
 Option1: go up 
 Option2: go down 
 Explanation: Solar power is expensive, but as demand increases technology improves and costs decrease.
Output: go down
Question: Compared to a solution of lye with water, which is strongly basic, would vinegar, which is acidic, have a pH value 
 Option1: closer to 0 
 Option2: farther away from 0? 
 Explanation: The more acidic a solution is, the closer its pH value will be to 0
Output: closer to 0
Question: As we work to develop things our technology levels as a species 
 Option1: decreases 
 Option2: increases 
 Explanation: The development of better missiles fostered better rocket technologies.
Output: increases
Question: If Mona makes some clay balls and removes clay from them, decreasing their mass, what happens to the gravitational pull between the two clay balls? 
 Option1: increases 
 Option2: decreases 
 Explanation: The greater the mass of the objects, the stronger the gravitational pull between them.
Output: decreases
Question: Erin was going to see the elephants in the jungle. If the jungle is larger than it was 20 years ago, then what has likely happened to the population of the elephants? 
 Option1: it has decreased 
 Option2: it has increased 
 Explanation: The forest habitat of elephants has also decreased in size due to humans moving in, so the numbers of the elephants have decreased.
Output: it has increased
Question: When we see something close it looks 
 Option1: bigger 
 Option2: smaller 
 Explanation: If you are standing on the shore and a ship is going out to sea, the ship gets smaller as it moves further away from you.
Output: bigger
Question: Dan hits a car with his car. Dan was going only twenty miles an hour, and the other car was stopped. If Dan had hit the car going forty miles an hour, the stopped car would be moved 
 Option1: more 
 Option2: less 
 Explanation: The harder the batter hits the ball, the greater will be its acceleration.
Output: more
Question: Kate makes a machine that is very productive, and it gets work done quickly, because it uses force in amounts that are 
 Option1: lesser 
 Option2: greater 
 Explanation: Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied.
Output: greater
Question: If Jim lowers the temperature of water in his bathtub, what happens to the density of the water? 
 Option1: decreases 
 Option2: increases 
 Explanation: Water becomes more dense when it is colder and when it has more salt.
Output: increases
Question: When it is very warm what happens to the speed of items? 
 Option1: speed up 
 Option2: slow down 
 Explanation: For a given medium, sound waves travel more slowly at lower temperatures.
Output: speed up
Question: John was looking at the rock layers at the bottom of the cliff. He saw that as the layers became deeper, they also became 
 Option1: Newer 
 Option2: older 
 Explanation: The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface.
Output: older
Question: If Jim wants to lower the pH of his solution he should do what to the concentration of hydrogen ions inside of it? 
 Option1: decrease 
 Option2: increase 
 Explanation: With a higher the concentration of hydrogen ions, a solution is more acidic and has a lower pH.
Output: increase
Question: If Mona is building an electrical machine and she increases the length of the wire feeding power to it, what happens to the resistance of that wire? 
 Option1: increases 
 Option2: decreases 
 Explanation: Longer wires have more resistance than shorter wires.
Output: increases
Question: More particles are deposited when a river's speed 
 Option1: increases 
 Option2: decreases 
 Explanation: The size of the eroded particles depends on the velocity of the water. Eventually, the water deposits the materials. As water slows, larger particles are deposited. As the water slows even more, smaller particles are deposited.
Output: decreases
Question: Polly gets her planet to reduce greenhouse gas levels. The global temperature as a result likely 
 Option1: increases 
 Option2: decreases 
 Explanation: A decrease in greenhouse gas levels decreases global temperature and an increase raises global temperature.
Output: decreases
Question: A dog, compared to an elephant, will have a number of electrons that is 
 Option1: larger 
 Option2: smaller 
 Explanation: Bigger atoms have more electrons.
Output: smaller
Question: Sally is pulling two wagons. The red wagon is full of sand, and the blue wagon is empty. The wagon that will be easier to pull is the 
 Option1: red wagon 
 Option2: blue wagon 
 Explanation: The full box is harder to move because it has greater mass and therefore greater inertia.
Output: blue wagon
Question: If an eighteen wheeler and a small wagon are both rolling down a small hill, which has the most momentum? 
 Option1: small wagon 
 Option2: eighteen wheeler 
 Explanation: An object has greater momentum if it has greater mass, greater velocity, or both.
Output: eighteen wheeler
Question: Don sees wavelengths using a spectrometer. A wavelength that is very long likely has a _____ frequency compared to a longer one. 
 Option1: lower 
 Option2: higher 
 Explanation: Because all electromagnetic waves travel at the same speed through space, a wave with a shorter wavelength must have a higher frequency, and vice versa.
Output: lower
Question: If Mary is building a rocket and she wants it to fly as low as possible, what should she do to the mass of the rocket? 
 Option1: increase it 
 Option2: decrease it 
 Explanation: By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.
Output: increase it
Question: As Betty gets older her chances of contracting breast cancer 
 Option1: increase 
 Option2: decrease 
 Explanation: Breast cancer is rare in teens but becomes more common as females get older.
Output: increase
Question: Thea moved to a town that has greater differences in air pressure than her hometown. The new city likely experiences _____ wind. 
 Option1: more 
 Option2: less 
 Explanation: Differences in air pressure over the surface of the Earth result in wind. The greater the differences in air pressures, the stronger the wind.
Output: more
Question: A pH value of 6 has a _____ acidity level than a pH value of 8. 
 Option1: lower 
 Option2: higher 
 Explanation: Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.
Output: higher
Question: Carter puts two rocks outside; one is a soft pebble, the other is a solid stone. A year later, he checks on the rocks. The soft pebble is not there because it has a resistance that is 
 Option1: greater 
 Option2: lesser 
 Explanation: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.
Output: lesser
Question: Ulysses pilots his drill ship deep into the Earth's core. His ship is subjected to _____ temperature and pressure than at the surface. 
 Option1: less 
 Option2: more 
 Explanation: As the rocks move deeper into the Earth, temperature and pressure increase.
Output: more
Question: John was watching the two men fighting and shoving each other. He observed that the harder they push, their movement will become 
 Option1: Greater 
 Option2: Lesser 
 Explanation: When two skateboarders push against each other, it causes them to move apart. The harder they push together, the farther apart they move.
Output: Greater
Question: If an object gains more charge, it will _____ electrostatic force. 
 Option1: lose 
 Option2: gain 
 Explanation: The more charged the objects are, the stronger the electrostatic force between them.
Output: gain
Question: Bob watched the rocket as it shoots into the sky. He sees that as the gases exiting the nozzle go faster, the rocket goes 
 Option1: faster 
 Option2: slower 
 Explanation: The rocket goes upwards because the hot gases shoot downwards out of the nozzle. The faster the gases go downwards, the faster the rocket goes upwards.
Output: faster
Question: Eric notices an decrease in antibiotic resistance in a certain bacteria. The mutation that causes the resistance has become _____ common 
 Option1: more 
 Option2: less 
 Explanation: Bacteria with a mutation the helps resist antibiotics increase in numbers, so the mutation becomes more common.
Output: less
Question: When we are pumping less water out of a lake the lake's water level will 
 Option1: increase 
 Option2: decrease 
 Explanation: As the water is pumped out, the water table slowly falls, requiring wells to be dug deeper, which takes more money and energy.
Output: increase
Question: Eric saw a fast moving particle and a slower one. The slow moving particle has _____ energy than the faster one. 
 Option1: more 
 Option2: less 
 Explanation: The particles in matter are always moving. The more energy they have, the faster they move.
Output: less
Question: When something is very heavy and starts moving what level of energy does it have? 
 Option1: high 
 Option2: low 
 Explanation: The full box is harder to move because it has greater mass and therefore greater inertia.
Output: high
Question: If you were trying to push a box and wanted the one with the most friction which would you push? 
 Option1: light box 
 Option2: Heavy box 
 Explanation: Its harder to overcome friction between heavier objects and the floor than it is between lighter objects and the floor.
Output: Heavy box
Question: Steve noticed when looking at the series circuit that as more resistors were subtracted the resistance 
 Option1: increased 
 Option2: decreased 
 Explanation: In a series circuit, the resistance increases as more resistors are added in series.
Output: decreased
Question: Sandra sees a huge glacier, and notes that it has smaller tributary glaciers flowing into it, in valleys that are 
 Option1: shallow 
 Option2: deep 
 Explanation: Smaller tributary glaciers, like tributary streams, flow into the main glacier in their own shallower U-shaped valleys.
Output: shallow
Question: If John increases the rate at which gas exits the bottom of his rocket, what will happen to the upward momentum of the rocket? It will 
 Option1: increase 
 Option2: decrease 
 Explanation: The rocket goes upwards because the hot gases shoot downwards out of the nozzle. The faster the gases go downwards, the faster the rocket goes upwards.
Output: increase
Question: If we want to decrease resistance in computers we should put more resistors in 
 Option1: parallel 
 Option2: series 
 Explanation: As more resistors are added in series, the total resistance of the circuit increases.
Output: parallel
Question: When we get lower in the air what happens to the temperature? 
 Option1: goes up 
 Option2: goes down 
 Explanation: In the mesosphere, temperature decreases as altitude increases.
Output: goes up
Question: If Mona upgrades her old computer to a more powerful model, what happens to the amount of work her computer can do? 
 Option1: decrease 
 Option2: increase 
 Explanation: Compared with a less powerful device, a more powerful device can either do more work in the same time or do the same work in less time.
Output: increase
Question: If Mona is pushing a sled and she begins to get energized, her energy levels rise. What happens to the movement of the sled? 
 Option1: increase 
 Option2: decrease 
 Explanation: As the liquid particles lose energy, their movement slows down even more. As their movements become slower and slower, the attractive forces between become stronger.
Output: increase
Question: If Jim increases a lot of blood from a cut he sustains, what will happen to his blood pressure? 
 Option1: it will become lower 
 Option2: it will become higher 
 Explanation: If blood volume in the body decreases, blood pressure decreases.
Output: it will become higher
Question: If there is more surface area on an item then it will have 
 Option1: more ribosomes 
 Option2: less ribosomes 
 Explanation: The folds present in the membrane increase the surface area allowing more ribosomes to be present on the ER, thereby allowing greater protein production.
Output: more ribosomes
Question: The closer to sea level that you get the 
 Option1: cooler it is 
 Option2: warmer it is 
 Explanation: The surface is heated by the Sun and some of that heat radiates back into the air. This makes the temperature higher near the surface than at higher altitudes.
Output: warmer it is
Question: John is relaxing at the beach watching the waves when the wind begins to pick up. When the wind begins to blow faster, what happens to the size of the waves? 
 Option1: increase 
 Option2: decrease 
 Explanation: The size of an ocean wave depends on how fast, over how great a distance, and how long the wind blows. The greater each of these factors is, the bigger a wave will be.
Output: increase
Question: A city will grow larger when the number of people who are there 
 Option1: grows 
 Option2: shrinks 
 Explanation: More people also means more clearing of land for agriculture and development.
Output: grows
Question: John was looking at the weather data and making some observations. He saw that with more trees, droughts were 
 Option1: Greater 
 Option2: Lesser 
 Explanation: With fewer trees, the air is drier and droughts are more common.
Output: Lesser
Question: Compared to an obese person who has never exercised, would an Olympic sprinter in perfect condition be more likely to have a heart that can, with each beat, move 
 Option1: more blood 
 Option2: less blood? 
 Explanation: 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.
Output: more blood
Question: the pilot was looking at the barometer in his airplane. he saw that with an increase in height made the density be 
 Option1: higher 
 Option2: lower 
 Explanation: The density of the atmosphere decreases with an increase in the height above sea level (altitude).
Output: lower
Question: If Milo makes an effort to use less resources in his day to day life, what will happen to the amount of waste he produces? 
 Option1: increase 
 Option2: decrease 
 Explanation: Increased resource use generally means more waste; electronic waste from developed nations is a growing problem in the developing world.
Output: decrease
Question: As Carla's baby drank breast milk more vigorously, the milk that was made was 
 Option1: more 
 Option2: less 
 Explanation: The more the baby suckles, the more prolactin is released, which causes more milk to be produced.
Output: more
Question: What will happen to the effect on ocean tides if the Moon were to move farther to the Earth? 
 Option1: greater effect 
 Option2: smaller effect 
 Explanation: The Moon has a greater effect on the tides because, although it is much smaller than the Sun, it is much closer.
Output: smaller effect
Question: When quarks are brought together, they experience minimal attraction, but when they're taken further apart, they have an attraction that is 
 Option1: greater 
 Option2: smaller 
 Explanation: Gluons make quarks attract each other more strongly the farther apart the quarks get.
Output: greater
Question: What happens to the rate at which waves move past a particular spot if Jim increases the wavelength of a sound wave? 
 Option1: increases 
 Option2: decreases 
 Explanation: This means that as wavelengths get shorter, more waves move past a particular spot in the same amount of time.
Output: decreases
Question: Will is one year old and breastfeeds from his mother. He suckles more and more. The mother produces _____ milk in response. 
 Option1: more 
 Option2: less 
 Explanation: The more the baby suckles, the more prolactin is released, which causes more milk to be produced.
Output: more
Question: If Milo is playing with his rubber bands and he stretches one out, what can he expect to happen to the resistance as he stretches it tighter? 
 Option1: decrease 
 Option2: increase 
 Explanation: The farther you stretch the band, the greater the resistance is.
Output: increase
Question: If Jimbo decreases the wavelength of the soundwave he is generating, what will happen to the energy carried by that soundwave? 
 Option1: increases 
 Option2: decreases 
 Explanation: Waves with shorter wavelengths have more energy.
Output: increases
Question: Sara is in a container representing an object. Her container has 30 balls flying around, representing particles. Tyler is in another container, and his contains 5 balls. Which person's container likely would be under the most pressure? 
 Option1: Sara's 
 Option2: Tyler's 
 Explanation: More particles inside the container means more collisions, and more collisions mean a higher pressure.
Output: Sara's
Question: Rita added less food to the box. It is now _____ to move. 
 Option1: harder 
 Option2: easier 
 Explanation: The full box is harder to move because it has greater mass and therefore greater inertia.
Output: easier
Question: A population of squirrels in a local forest had more food available to them this spring than they did last spring. During which spring will more squirrels leave the area to live somewhere else? 
 Option1: this spring 
 Option2: last spring 
 Explanation: Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.
Output: last spring
Question: We are designing a submarine to study fish that live far below the surface of the ocean. Before we can send a human researcher down in the submarine, we have to be sure it can tolerate the pressure of the water without cracking. The easier test will be to send our submarine down to 
 Option1: 500 feet or 
 Option2: 1500 feet? 
 Explanation: A fluid exerts pressure in all directions, but the pressure is greater at greater depth.
Output: 500 feet or
Question: Kevin has a hybrid car and Steve has a large truck. Which car likely pollutes less? 
 Option1: hybrid 
 Option2: truck 
 Explanation: Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids.
Output: hybrid
Question: If Jimbo is creating a ball from clay and he removes more clay to the ball, what does he do to the ball's inertia? 
 Option1: increases it 
 Option2: decreases it 
 Explanation: The full box is harder to move because it has greater mass and therefore greater inertia.
Output: decreases it
Question: What happens when you make a rocket heavier? 
 Option1: goes higher 
 Option2: falls down 
 Explanation: By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.
Output: falls down
Question: Compared to a 350 foot tall ocean tsunami, would a one inch ripple in a pond have 
 Option1: more energy 
 Option2: less energy? 
 Explanation: Bigger waves have more energy.
Output: less energy?
Question: A part of the beach is rough, and another part is very smooth. The waves on the rough part of the beach are probably 
 Option1: larger 
 Option2: smaller 
 Explanation: The bigger the waves are and the more sediment they carry, the more erosion they cause.
Output: smaller
Question: The _____ orbitals in energy levels are found furthest from the nucleus of an atom. 
 Option1: most 
 Option2: less 
 Explanation: Energy levels farther from the nucleus of an atom have more orbitals.
Output: most
Question: A high-frequency wave will have _____ energy than a low-frequency wave. 
 Option1: more 
 Option2: less 
 Explanation: A higher-frequency wave has more energy than a lower-frequency wave with the same amplitude.
Output: more
Question: As we fill a balloon with air the number of reactions in the balloon 
 Option1: increase 
 Option2: decrease 
 Explanation: At higher concentrations, particles of reactants are crowded closer together, so they are more likely to collide and react.
Output: increase
Question: Eric is looking at the longest electromagnetic wave he has seen today. This wave has the _____ frequency of the day. 
 Option1: highest 
 Option2: lowest 
 Explanation: Longer wavelength electromagnetic waves have lower frequencies, and shorter wavelength waves have higher frequencies.
Output: lowest
Question: As cables get longer they need to get thicker because long cables have 
 Option1: less resistance 
 Option2: more resistance 
 Explanation: Longer wires have more resistance than shorter wires.
Output: more resistance
Question: Increasing the resistance in a series circuit will lead to _____ total current. 
 Option1: more 
 Option2: less 
 Explanation: If we increase the resistance in a series circuit, by adding more resistors, then the total current decreases.
Output: less
Question: If Mona is pushing a sled and she begins to get tired, her energy levels fall. What happens to the movement of the sled? 
 Option1: increase 
 Option2: decrease 
 Explanation: As the liquid particles lose energy, their movement slows down even more. As their movements become slower and slower, the attractive forces between become stronger.
Output: decrease
Question: Don is sending out wavelengths, and wants them to correspond to higher energies. In order to best do this, Don will send out wavelengths that are 
 Option1: longer 
 Option2: shorter 
 Explanation: Shorter wavelengths (higher frequencies) correspond to higher energies and thus hotter star temperatures.
Output: shorter
Question: Terry adds a shorter resistor to the circuit. The resistor offer _____ than the other one. 
 Option1: more 
 Option2: less 
 Explanation: The longer the resistor, the more resistance it has.
Output: less
Question: James loved to travel the world. In his travels, he noticed that America contained a lot of industry while China contained not much industry at all. Which country produced more hazardous wastes? 
 Option1: America 
 Option2: China 
 Explanation: Countries with more industry produce more hazardous wastes than those with little industry.
Output: America
Question: You would find better air near a 
 Option1: factory 
 Option2: wooded area. 
 Explanation: More pollutants mean poorer air quality.
Output: wooded area.
Question: Compared to the city of Detroit, which is a highly developed industrial city, would an undeveloped patch of Yellowstone national park consume 
 Option1: fewer natural resources? 
 Option2: more natural resources 
 Explanation: Developing nations will also increase demands on natural resources as they build more factories.
Output: fewer natural resources?
Question: Tina heats some oxygen gas. The oxygen particles will move 
 Option1: faster 
 Option2: slower 
 Explanation: If the gas is heated, the particles will move faster as they gain more energy.
Output: faster
Question: When rocket comes back down out of space, the attraction level the rocket has to the Earth 
 Option1: increases 
 Option2: decreases 
 Explanation: As the distance between the objects increases, the force of gravitational attraction decreases.
Output: increases
Question: As people get older they generally become 
 Option1: healthier 
 Option2: less healthy 
 Explanation: Breast cancer is rare in teens but becomes more common as females get older.
Output: less healthy
Question: Marcus is climbing a mountain, and notices that it is easier to breathe than it was before. This is likely because Marcus is at a 
 Option1: lower elevation 
 Option2: higher elevation 
 Explanation: Air pressure is less at higher elevations.
Output: lower elevation
Question: Megan had two charged metal balls that she was analyzing. If she increases the charge of the balls, the electrostatic force between them 
 Option1: decreases 
 Option2: increases 
 Explanation: The more charged the objects are, the stronger the electrostatic force between them.
Output: increases
Question: If there are a lot of wolves the deer population will 
 Option1: increase 
 Option2: decrease 
 Explanation: 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.
Output: decrease
Question: Derek adds several resistors to his project within his series circuit, so therefore, within the series circuit, the resistance will have 
 Option1: increased 
 Option2: decreased 
 Explanation: In a series circuit, the resistance increases as more resistors are added in series.
Output: increased
Question: If the speed of a stream increases, the size of the particles carried in that stream 
 Option1: increase 
 Option2: decrease 
 Explanation: In erosion, a slower moving stream will only carry smaller particles.
Output: increase
Question: If Jim adds more carbon dioxide to the ocean, the level of acidity in the ocean becomes 
 Option1: greater 
 Option2: smaller 
 Explanation: With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.
Output: greater
Question: A _____ in the population cold lead to less food availability. 
 Option1: increase 
 Option2: decrease 
 Explanation: As the population increases, the food supply, or the supply of another necessary resource, may decrease.
Output: increase
Question: The distance between the first and second planets from the sun should be _____ than the distance between the sixth and seventh planets. 
 Option1: more 
 Option2: less 
 Explanation: In general, the farther away from the Sun, the greater the distance from one planets orbit to the next.
Output: less
Question: When Dan went to the beach, he found rocks that had not been eroded. Some rocks were quite weathered though, so those must have a resistance that is 
 Option1: higher 
 Option2: lower 
 Explanation: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.
Output: lower
Question: John was looking at pictures of the field. He could see that the more lines there were, the field would be 
 Option1: Stronger 
 Option2: Weaker 
 Explanation: The more field lines that are drawn, the stronger the field.
Output: Stronger
Question: When you hold two magnets close together what is the force between them? 
 Option1: Strong 
 Option2: Weak 
 Explanation: As the distance between the objects increases the magnetic force of attraction decreases.
Output: Strong
Question: As we dig less deep in the search for fossils the fossils get 
 Option1: younger 
 Option2: older 
 Explanation: Fossils found at the lowest layer of rock would be the oldest, as these would have been buried for the longest time, whereas fossils found closer to the surface would be buried more recently and therefore be younger.
Output: younger
Question: Ivan and Rita weighed themselves. Ivan weighs more than Rita. Who has a larger gravitational pull? 
 Option1: Ivan 
 Option2: Rita 
 Explanation: The greater the mass of the objects, the stronger the gravitational pull between them.
Output: Ivan
Question: Water will be moved _____ if there are weak winds. 
 Option1: less 
 Option2: more 
 Explanation: The stronger the winds are blowing, the larger the waves are and the more energy they have.
Output: less
Question: If Mona shines a light through both wool and cotton and determines that cotton is less dense then wool, which material will the light move faster through? 
 Option1: wool 
 Option2: cotton 
 Explanation: The more dense the medium, the slower the light moves.
Output: cotton
Question: When a magnet is weak it has 
 Option1: more force 
 Option2: less force 
 Explanation: The more charged the objects are, the stronger the electrostatic force between them.
Output: less force
Question: Katie is looking at solid reactants, and is wondering how they will react. The reaction rate is increased in surface areas which are 
 Option1: larger 
 Option2: smaller 
 Explanation: Therefore, increasing the surface area of solid reactants increases the reaction rate.
Output: larger
Question: A village is gathering food for the winter. The less food they gather the likelihood of survival being high is 
 Option1: great 
 Option2: small 
 Explanation: New farm machines were invented. They increased the amount of food that could be produced. With more food, people were healthier and could live longer.
Output: small
Question: An elephant, compared to a dog, will have a number of electrons that is 
 Option1: larger 
 Option2: smaller 
 Explanation: Bigger atoms have more electrons.
Output: larger
Question: Water that is far from a lot of plants has 
 Option1: few nutrients 
 Option2: many nutrients 
 Explanation: Most nutrients are washed into ocean water from land. Therefore, water closer to shore tends to have more nutrients.
Output: few nutrients
Question: The pulling force of a rubber band will _____ when you move your hands together. 
 Option1: increase 
 Option2: decrease 
 Explanation: The farther apart you move your hands, the stronger the force of the rubber band pulling your hands together.
Output: decrease
Question: Jupiter has a much larger orbit around the Sun than the Earth does. This means that which planet takes more time to go around the Sun? 
 Option1: Jupiter 
 Option2: Earth 
 Explanation: The planets further from the Sun will have bigger orbits, and therefore take longer to revolve around the Sun.
Output: Jupiter
Question: A small object displaces _____ water than a larger one. 
 Option1: more 
 Option2: less 
 Explanation: So more water is displaced by a bigger body than a smaller one.
Output: less
Question: When particles get close together what happens to the amplitude? 
 Option1: increases 
 Option2: decreases 
 Explanation: The closer together the particles in a longitudinal wave are, the greater the amplitude.
Output: increases
Question: If Mona downgrades her old computer to a less powerful model, what happens to the amount of work her computer can do? 
 Option1: decrease 
 Option2: increase 
 Explanation: Compared with a less powerful device, a more powerful device can either do more work in the same time or do the same work in less time.
Output: decrease
Question: Rita works out for half an hour while Quenton sits on the couch. Who's muscles have likely shrunk in size? 
 Option1: Quenton 
 Option2: Rita 
 Explanation: Muscles that are exercised are bigger and stronger than muscles that are not exercised.
Output: Quenton
Question: Compared to a field represented by lines spaced every inch on a sheet of paper, if another field were drawn at the same scale with lines spaced every two inches, the second field would be 
 Option1: described as stronger 
 Option2: described as weaker? 
 Explanation: The closer the field lines are drawn together, the stronger the field being described.
Output: described as weaker?
Question: Will and Tony are skateboarding and push against each other with force. As the force with they push with increases, the distance they travel away from each other 
 Option1: decreases 
 Option2: increases 
 Explanation: When two skateboarders push against each other, it causes them to move apart. The harder they push together, the farther apart they move.
Output: increases
Question: Allen is riding his bike on a path. The course ends up 1000 feet lower above sea level compared to the beginning. At which point is the air resistance lower? 
 Option1: at the beginning 
 Option2: at the end 
 Explanation: At higher elevations, there is less air to press on a given area.
Output: at the beginning
Question: Lonnie works in a lab. He is studying atoms and discovers that the electrons that are closest to the nucleus are moving 
 Option1: less. 
 Option2: more 
 Explanation: As you go farther from the nucleus of an atom, the electron levels have more and more energy.
Output: less.
Question: If we catch a disease late the chance of curing it is 
 Option1: less likely 
 Option2: more likely 
 Explanation: The sooner cancer is treated, the greater the chances of a cure.
Output: less likely
Question: John stretches a rubber band, making it larger and larger. The more he stretches the rubber band will it have _____ elastic potential energy? 
 Option1: more 
 Option2: less 
 Explanation: The more an elastic object is stretched or compressed, the greater its elastic potential energy is.
Output: more
Question: If there is more food in a place then more people will 
 Option1: live there 
 Option2: die 
 Explanation: Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.
Output: live there