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Яндекс.Метрика

Tuesday, November 15, 2022

A star's luminosity is the ...

Question
A star's luminosity is the ...

Answer
A. apparent brightness of the star in our sky.
B. surface temperature of the star.
C. lifetime of the star.
D. total amount of light that the star will radiate over its entire lifetime.
Correct Answer: E. total amount of light that the star radiates each second.