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  3. a star has strong molecular lines in its spectrum.

A star has strong molecular lines in its spectrum. What is its spectral class? O B...

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Physics

A star has strong molecular lines in its spectrum. What is itsspectral class? O B A F G K M

What is its approximate temperature? ________ K

Answer & Explanation Solved by verified expert
4.3 Ratings (823 Votes)
Ordered from highest temperature to lowest the seven main stellar types are O B A F G K and M Astronomers use one of several mnemonics to remember the order of the classification scheme O B and A type stars are often    See Answer
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