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Physics, 03.12.2019 00:37

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the spectrum of star y is compared to a reference hydrogen spectrum. what can be concluded about star y?
reference (normal)
hydrogen spectrum
star y
story

400 450 500 550 600 650 700
62008 odyssey ware, inc.
750
star y is showing radial motion
star y is moving toward the earth
star y is moving away from the earth
star y is showing transverse motion

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