*I NEED HELP* Use the scenario to answer the question. An astronomer discovers a new galaxy using a telescope. The astronomer wants to investigate how the galaxy is moving relative to the Milky Way galaxy. In one or two sentences, make a hypothesis about the movement of the galaxy and explain at least one way to test the hypothesis.
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*I NEED HELP* Use the scenario to answer the question. An astronomer discovers a new galaxy using a...
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