Q: Answer the question

A snail's shell provides the snail with

A: protection.

Q: Answer the question

Electricity to play your radio can be made using renewable or nonrenewable resources. Which of the following resources are renewable?

A: wind and sunlight

Q: Answer the question

A student pours a clear liquid from a test tube into a beaker with a clear liquid already in it and notices that the mixture turns pink. The student infers the two clear liquids are different. This inference is a result of

A:
student observations.