Answers CA-Earth and Space Science B-CR The Expanding UniverseQuestion 7

7

QuizMultiple Choice

The Expanding Universe

Question 7 • CA-Earth and Space Science B-CR

Which is one piece of information that astronomers use to calculate the age of the universe?

Answer

A

dark energy

B

the age of rocks on Earth

C

the current motion of inner planets

D

patterns of background radiation

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