Hubble's Law Relates the Speed of a Galaxy from Its $\times$

question 52

Multiple Choice

Hubble's Law relates the speed of a galaxy from its distance to us.If you assume Hubble's constant to be 23 km/s/10⁶ c · y,then what is the distance of a galaxy that is traveling at 10% the speed of light away from us?

• A)It is not possible for a galaxy to travel so fast!
• B)1.3 \(\times\) 10¹⁰ c · y
• C)1.3 \(\times\) 10⁹ c · y
• D)1.3 \(\times\) 10¹¹ c · y
• E)1.3 \(\times\) 10⁸ c · y

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