Exam-style question
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What does a higher Hubble constant imply about the age of the Universe?.
- A.The Universe is older
- B.The Universe is younger
- C.The Universe's age remains unchanged
- D.The Universe is static
Model answer
What a good answer should say
- The Universe is younger
Explanation
Why this works
A higher Hubble constant indicates a faster expansion rate of the Universe, suggesting that it has not had as much time to expand, thus implying a younger age for the Universe.
Common mistake
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