For Questions 7-11, identify whether each statement is a hypothesis or a theory. For a hypothesis, write an
"H" on the line. For a theory, write a "T."
7.The rate that grass grows is related to the amount of light it receives.
8. All life is related and descended from a common ancestor.
9. The universe began about 15 billion years ago.
10. New tennis balls bounce higher than old tennis balls.
11. Caffeine raises blood pressure.