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14 November, 14:41

Which characteristic is used to measure the amount of light radiated by a star

A. Size

b. Color

c. luminosity

d. temperature

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Answers (2)
  1. 14 November, 15:00
    0
    The correct answer is C. Luminosity

    Explanation:

    A star refers to a spatial object of plasma that emits light, for example, the sun of our Solar System is a star. Additionally, as stars are characterized by the light they radiate, this is one of the characteristics that are widely studied by astronomers and scientist which is known as luminosity. In stars, luminosity or the amount of light radiated is measured in joules or watts (units of energy) per second. Thus, the characteristic that measures the amount of light radiated by a star is Luminosity.
  2. 14 November, 15:07
    0
    The answer is c. luminosity
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