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Home Q & A Board Science-Related Homework Help Physics
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Tsync Tsync
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8 years ago
How long does it take an M class star to reach the main sequence, compared to a solar type star?
A) about twenty times longer
B) longer than the age of the Galaxy
C) a tenth as long
D) about twice as long
E) about the same, 30 million years
Textbook 
Astronomy Today

Astronomy Today


Edition: 8th
Authors:
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Minoring in physics
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RatatouilleRatatouille
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8 years ago
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Tsync Author
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#2
8 years ago
Wonderful, thanks for your time and effort
Minoring in physics
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#3
8 years ago
Slight Smile
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