The Electromagnetic Spectrum and Visible Light Quiz
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Questions and Answers

What are the primary properties of light?

  • Color, speed, frequency, and amplitude
  • Intensity, propagation direction, frequency or wavelength spectrum, and polarization (correct)
  • Energy, velocity, frequency, and phase
  • Reflection, refraction, diffraction, and dispersion

    • What range of wavelengths is usually defined as visible light?

  • 400–700 nanometres (nm) (correct)
  • 200–500 nanometres (nm)
  • 100–400 nanometres (nm)
  • 600–900 nanometres (nm)

    • What is the speed of light in vacuum?

  • 350000000 m/s
  • 250000000 m/s
  • 299792458 m/s (correct)
  • 300000000 m/s

    • What are the massless elementary particles through which visible light propagates?

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

    In physics, what may the term 'light' refer to?

    <p>Electromagnetic radiation of any wavelength, whether visible or not</p> Signup and view all the answers

    Visible light is usually defined as having wavelengths in the range of?

    <p>400–700 nanometres (nm)</p> Signup and view all the answers

    What is the speed of light in vacuum?

    <p>299792458 m/s</p> Signup and view all the answers

    What represents the quanta of electromagnetic field through which visible light propagates?

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

    The study of light is known as?

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

    What are the primary properties of light?

    <p>Intensity, propagation direction, frequency or wavelength spectrum, and polarization</p> Signup and view all the answers

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