maratroubles maratroubles

31-03-2017
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what do astronomers analyze to determine the composition and surface temperature of a star

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anaguzman anaguzman

31-03-2017

They look at the light from the star using a spectrometer. The composition of the light tells them what elements are present in that star

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avanico avanico

05-04-2017

This is more of a science question
You would get more answers there

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