The Hubble Time Is

question 73

Multiple Choice

The Hubble time is

• A)the time it takes a galaxy moving at 1000 km/s to move 1 Mpc.
• B)the time it takes the galaxy to double its size.
• C)the time since recombination occurred.
• D)the time remaining before the Universe stops expanding and begins to contract.
• E)an estimate of the age of the Universe based on the Hubble constant.

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