question:
A researcher found shark fossils on top of a mountain. This evidence suggests which of the following about this region?

answer:
It was once covered by an ocean.

question:
Which statement about photosynthesis and respiration is true?

answer:
Photosynthesis stores energy and respiration releases energy.

question:
Which form of energy are x rays and ultraviolet light?

answer:
electromagnetic

question:
Which energy source is considered nonrenewable?

answer:
oil