Fact 1: All life relies on a relatively narrow range of pH, or acidity. Fact 2: All organisms have a life-span. Given the two facts above, organisms rely on a relatively narrow range of what?
OPTIONS:
- Decibels
- water
- food
- relativity
- acidity
- spectrum
- balance
- Light
acidity

Fact 1: Aflashlight requires a source of electricity to produce light. Fact 2: Electricity flows when a battery is connected to an object like a watch, toy, or flashlight. Given the two facts above, how do flashlights produce light?
OPTIONS:
- energy
- direct energy
- By being plugged into the wall
- Using magnets
- Batteries
- energy usage
- adding heat
- Solar power

Answer: Batteries

Question: Fact 1: Condensing means changing from a gas into a liquid by reducing heat energy. Fact 2: Condensation is the change of water vapor to a liquid. Given the two facts above, changing water vapor to a liquid is done by doing what to heat energy?
OPTIONS:
- evaporation
- boiling
- Dehydration
- kinetic energy
- reducing it
- sweating
- energy
- Energy.
Answer: reducing it

input with options: Fact 1: All plants have a characteristic life cycle that includes alternation of generations. Fact 2: Kaufmanniana tulips are small plants. Given the two facts above, what has a characteristic life cycle that includes alternation of generations?
OPTIONS:
- burrs
- tulips
- Oak
- Trees
- apples
- amoeba
- flowers
- Conifers
output: tulips

Q: Fact 1: Biomass is the total mass of organisms at a trophic level. Fact 2: Fourty percent of biomass is carbon. Given the two facts above, what are organisms mostly made out of?

OPTIONS:
- limestone
- food
- energy
- rock
- bacteria
- matter
- carbon
- fat

A: carbon

Fact 1: Gravity causes objects that have mass to be pulled down on a planet. Fact 2: Planet Mars Mars is the fourth planet from the sun and is most like Earth. Given the two facts above, where does gravity cause objects that have mass to be pulled down to?
OPTIONS:
- rocks
- Large.
- meters
- matter
- Mars
- oceans
- feet
- ground
Mars