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07-12-2016
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Which of the following shows the correct use of a star's emission spectrum?

A) Studying how many colors of light are emitted by a star
B) Studying the solar flare activity of a star
C) Studying the sunspot cycles of a star
D) Studying the size of a star

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Аноним Аноним

07-12-2016

I think it might be B, but i'm not 100 percent sure.

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