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Home Q & A Board Science-Related Homework Help Physics
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killian killian
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10 years ago
Astronomers can measure a star's mass in only certain cases. Which one of the following cases might allow astronomers to measure a star's mass?
A) The star is a member of a binary star system.
B) The star is of spectral type G.
C) The star is of spectral type A.
D) We know the star's luminosity and distance.
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padrepadre
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10 years ago
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killian Author
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#2
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10 years ago
Thanks sir
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