If exercise can teach animals how to behave, then what can teach animals how to behave? Answer choices: - adding heat - humans - fossil fuels - A computer - nerves - people - irradiation - exercise
exercise

If children see better with a source of electricity to produce light, then children see better with a source of electricity to do what? Answer choices: - focusing a lens - staying warm - survival - reproduce - produce light - remove electricity - produce darkness - remove light
produce light

Q: If aflower's purpose is to be planted, then aflower's purpose is to be what? Answer choices: - planted - dead - fertile - observed - ruined - dormant - reproduce - food
A: planted

Question: If crust being pushed together causes earthquakes, then what can be pushed together to form an earthquake? Answer choices: - fibrils - volcanos - crust - energy - trees - waves - boulders on the earth - rocks
Answer: crust

*Question*
If toads have permeable skin that easily absorbs substances from the environment, then what has permeable skin that easily absorbs substances from the environment? Answer choices: - cats - a fish - toads - ferns - dogs - humans - animals - bats
**Answer**
toads

If alaser is used for producing electromagnetic energy, then alaser is used for producing what? Answer choices: - an electron microscope - electromagnetic energy - heat is produced - chemical changes - Electrical energy - hydrogen and oxygen - activation energy - objects that have mass
electromagnetic energy