Biology
Biology, 20.03.2020 04:50, ahaug4869

What do astronomers use to calculate the age of the universe? Select three options.

dark energy
the age of rocks on Earth
the age of the oldest stars
patterns of background radiation
how fast distant galaxies are moving away from us

answer
Answers: 1

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What do astronomers use to calculate the age of the universe? Select three options.

dark...

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