Question: Choose your answer.

A simple food chain includes hawks, lizards, and insects. Which will most likely happen to the lizard and hawk populations if a pesticide is sprayed to kill the insects, and the lizard and hawk populations cannot find other food in this ecosystem?
My Answer: Both the lizard population and the hawk population will decrease.

Question: Choose your answer.

Why are coal, oil, and natural gas called fossil fuels?
My Answer: They formed from the remains of prehistoric plants and animals.

Question: Choose your answer.

What kind of energy change occurs when a battery is operating a remote control toy?
My Answer: Potential energy is changed to kinetic energy.

Question: Choose your answer.

The kinetic energies of particles in a sample of matter are increasing. This sample is most likely
My Answer:
a liquid that is warming.