Answers 3262 CR Physics B 2526 Unit Test — Unit testQuestion 8

8

QuizMultiple Choice

Unit Test — Unit test

Question 8 • 3262 CR Physics B 25/26

What is luminosity?

Answer

A

the amount of energy a star emits in a unit of time

B

the brightness of a star as seen from Earth

C

the average temperature of a star during its life cycle

D

the degree of shift toward the red end of the spectrum

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