GK
THE UNIVERSE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which is one piece of information that astronomers use to calculate the age of the universe?
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dark energy
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the age of rocks on Earth
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the current motion of inner planets
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patterns of background radiation
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Explanation:
Detailed explanation-1: -The Hubble constant is one of the most important numbers in cosmology because it tells us how fast the universe is expanding, which can be used to determine the age of the universe and its history.
Detailed explanation-2: -We can determine the age of the universe (to an extent) by analyzing light and other types of radiation traveling from deep space, but scientists haven’t always agreed on the universe’s age, and they continue to refine the answer as telescopes level up.
Detailed explanation-3: -Observing the oldest stars of the universe. Calculating the Hubble’s constant. 18-Jan-2022
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