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Astronomers Often Speak of Redshift Z Rather Than Distance D

Question 25

Multiple Choice

Astronomers often speak of redshift z rather than distance d. If the speeds are a small fraction of the speed of light, the relationship between d and z is:


A) d = H0 z.
B) d = H0/(cz) .
C) d = z/(H0 c)
D) d = zc/H0.

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