Fact 1: Adrought can change the color of an environment from green to brown. Fact 2: Too little rain causes a drought. Given the two facts above, what can change the color of an environment from green to brown?

OPTIONS:
- harmful substances
- clouds
- Greenhouse gasses
- blizzards
- deforestation
- Greenhouse gases
- blue skies
- too little rain

Answer: too little rain

Problem: OPTIONS:
- energy of moving objects
- chemical messengers
- the body's largest organ
- peace
- Thinking hard
- Blowing a whistle
- Electrical energy
- death
Q: Fact 1: Blowing air into a whistle causes air to vibrate inside the whistle. Fact 2: Sounds are vibrations in air. Given the two facts above, what creates sounds?
Answer: Blowing a whistle

Problem:OPTIONS:
- earthworms
- crustaceans
- ferns
- arachnids
- mollusks
- roots
- cacti
- root growth

Fact 1: Annelids have the amazing capacity to regrow segments that break off. Fact 2: Annelids include earthworms and leeches. Given the two facts above, _have the amazing capacity to regrow segments that break off.?
****
A: earthworms

Fact 1: Clouds are formed by water vapor rising into colder regions of the atmosphere and condensing. Fact 2: The change of vapor into water, as in the formation of rain. Given the two facts above, where does rain come from?
OPTIONS:
- Moisture in the ocean
- Chopping down trees
- near the shoreline
- movements in the earth's crust
- Moisture in the clouds
- air mass over Earth's surface
- Boiling water on the stove
- Leeuwenhoek
Moisture in the clouds

Fact 1: Sight is the ability to sense light, and the eye is the organ that senses light. Fact 2: Once the brain interprets the messages, the sight process is completed. Given the two facts above, sensing what requires the brain?
OPTIONS:
- poltergeist
- light
- demons
- state
- voltage
- nerves
- motion
- ghosts

Answer: light

input with options: Fact 1: Increasing heat causes thermal expansion. Fact 2: Heat is caused by molecules moving. Given the two facts above, what causes causes thermal expansion?
OPTIONS:
- molecules moving
- kinetic energy
- Electrical energy
- Evaporation
- molecules stopping
- sunlight
- molecules slowing down
- molecules standing still
output:
molecules moving