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Home Q & A Board Science-Related Homework Help Physics
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staedtler staedtler
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7 years ago
At what stage of evolution are the horizontal-branch stars, those with similar luminosities between 50 and 100 times that of the Sun, but spread over a range of temperatures?
A)   This region is part of the main sequence, so these are in the main-sequence stage.
B)   Pre–main-sequence stage, evolving toward the main sequence
C)   White-dwarf stage
D)   Post–main-sequence stage
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Discovering the Universe

Discovering the Universe


Edition: 7th
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papachulopapachulo
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7 years ago
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staedtler Author
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7 years ago
I really appreciate your help!
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