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Physics, 18.03.2020 06:20, itscheesycheedar
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
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Answers: 2
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What do astronomers use to calculate the age of the universe? Select three options,
dark energ...
dark energ...
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