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It Is Possible for a Galaxy to Have an Apparent

Question 57

Multiple Choice

It is possible for a galaxy to have an apparent velocity greater than the speed of light.This means that the galaxy


A) has an active nucleus capable of producing relativistic jets.
B) is approaching us and the measured speed is a mere artifact of projecting its velocity along the line of sight.
C) has been ejected at tremendous speed by the Big Bang.
D) is being temporarily accelerated by large numbers of simultaneous supernovae blasts.
E) is being carried by the expansion of the universe.

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