Multiple Choice
Wendy measures a recession velocity for two distant galaxies, well outside our Local Group of galaxies. Galaxy A has a recession velocity of 35,000 km/s and Galaxy B has a recession velocity of 70,000 km/s. What can she say about the distances to those galaxies?
A) She can't say anything about the distances to Galaxy A or B.
B) Galaxy B is twice as far as Galaxy A.
C) Galaxy B is four times as far as Galaxy A.
D) Galaxy A is four times as far as Galaxy B.
E) Galaxy A is twice as far as Galaxy B.
Correct Answer:

Verified
Correct Answer:
Verified
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