Light and Optics Quiz
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Questions and Answers

What is the speed of light in a vacuum?

  • 500,000,000 meters per second
  • 200,000,000 meters per second
  • 299,792,458 meters per second (correct)
  • 100,000,000 meters per second
  • What is the phenomenon that causes the bending of light as it passes from one medium to another?

  • Diffraction
  • Refraction (correct)
  • Dispersion
  • Reflection
  • What type of mirror is used in a rearview mirror of a car?

  • Concave mirror
  • Spherical mirror
  • Convex mirror (correct)
  • Plane mirror
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