Stellar Evolution and Shining Stars
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Questions and Answers

Which of the following best describes the relationship between the luminosity and temperature of stars?

  • Luminosity and temperature are inversely proportional.
  • Luminosity and temperature depend on the size of the star.
  • Luminosity and temperature are unrelated.
  • Luminosity and temperature are directly proportional. (correct)

    • What is the main factor that determines the size of a star?

  • Brightness
  • Distance
  • Mass (correct)
  • Radius

    • What are double stars?

  • Pairs of stars that have the same temperature.
  • Stars that have twice the mass of single stars.
  • Pairs of stars that orbit around a common center of mass. (correct)
  • Stars that emit twice as much light as single stars.

    • What law can be used to determine the masses of stars?

    <p>Law of Gravitation</p> Signup and view all the answers

    What is the relationship between the brightness and distance of stars in a binary system?

    <p>Brightness is inversely proportional to distance.</p> Signup and view all the answers

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