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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
The luminosity of a star is
A)   its brightness as seen by people on the Earth.
B)   its brightness if it were to be at a distance of 10 pc (32.6 ly) from the Earth.
C)   its total energy output into all space.
D)   another name for its color or surface temperature.
Textbook 
Discovering the Universe

Discovering the Universe


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