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OpenStudy (dulljackel09):
An observation of the red shift of galaxies suggests that the universe is a. expanding. c. reversing. b. contracting. d. stagnant.
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OpenStudy (hectoroftroy):
Red shifts happen when things move away from each other. As in the galaxy you're in moves away from the galaxy you're looking at.
OpenStudy (dulljackel09):
Expanding basically?
OpenStudy (hectoroftroy):
Yeah, I think so.
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