Gravitational Waves Quiz
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Questions and Answers

Who first proposed the concept of gravitational waves?

  • Albert Einstein
  • Henri Poincaré
  • Isaac Newton
  • Oliver Heaviside (correct)
  • In what year were gravitational waves later predicted by Albert Einstein?

  • 1920
  • 1916 (correct)
  • 1893
  • 1905
  • What type of energy do gravitational waves transport?

  • Gravitational radiation (correct)
  • Electromagnetic radiation
  • Nuclear energy
  • Kinetic energy
  • Why does Newton's law of universal gravitation not provide for the existence of gravitational waves?

    <p>It assumes physical interactions propagate instantaneously</p> Signup and view all the answers

    Who refused to accept the concept of gravitational waves after initially predicting them?

    <p>Albert Einstein</p> Signup and view all the answers

    What is the strength relationship between gravity and the strong interaction?

    <p>Gravity is approximately 1038 times weaker than the strong interaction</p> Signup and view all the answers

    What does gravity determine the motion of at the macroscopic scale?

    <p>Planets, stars, galaxies, and even light</p> Signup and view all the answers

    What does gravity give to physical objects on Earth?

    <p>Weight</p> Signup and view all the answers

    What is responsible for sublunar tides in the oceans?

    <p>Moon's gravity</p> Signup and view all the answers

    What process does gravity help to guide the growth of plants through?

    <p>Gravitropism</p> Signup and view all the answers

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