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Chemistry, 31.03.2020 16:40, EmmaKozlewski4907
In your own words: Explain how astronomers use spectrographs to identify the composition and movement of a star.
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Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer
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Chemistry, 23.06.2019 00:20, cmflores3245
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In your own words: Explain how astronomers use spectrographs to identify the composition and movemen...
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