Light and Electromagnetic Radiation Quiz
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Questions and Answers

What is the speed of light in vacuum?

  • 200,000,000 m/s
  • 300,000,000 m/s
  • 299,792,458 m/s (correct)
  • 400,000,000 m/s

    • What range of wavelengths is defined as visible light?

  • 600–800 nanometres (nm)
  • 200–500 nanometres (nm)
  • 350–750 nanometres (nm)
  • 400–700 nanometres (nm) (correct)

    • What are the primary properties of light?

  • Intensity, propagation direction, frequency or wavelength spectrum, and polarization (correct)
  • Color, speed, frequency, and amplitude
  • Refraction, diffraction, interference, and polarization
  • Energy, wavelength, speed, and direction

    • Which term refers more broadly to electromagnetic radiation of any wavelength, whether visible or not?

    <p>$Light$</p> Signup and view all the answers

    What represents the quanta of electromagnetic field in the context of light?

    <p>$photons$</p> Signup and view all the answers

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