Visible Light & Electromagnetic Radiation Quiz
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Questions and Answers

What is the speed of light in vacuum?

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

    • What are the primary properties of light?

  • Luminosity, wavelength, speed, and interference
  • Amplitude, velocity, frequency, and diffraction
  • Intensity, propagation direction, frequency or wavelength spectrum, and polarization (correct)
  • Color, energy, speed, and refraction

    • What are the usual wavelengths for visible light?

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

    • What are the frequencies of visible light in terahertz?

    <p>750–420 terahertz</p> Signup and view all the answers

    What represents the quanta of the electromagnetic field?

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

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