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How fast is the Andromeda galaxy moving with respect to us? Round to the nearest km/s. type your answer... km/s Is its spectra red or
How fast is the Andromeda galaxy moving with respect to us? Round to the nearest km/s. type your answer... km/s Is its spectra red or blue-shifted? choose your answer... ~ Is it moving toward or away from us? choose your answer... w7
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