Reflection And Refraction Quiz

10 Questions
Reflection Quizzes & Trivia
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Questions and Answers
  • 1. 
    What is the normal?
    • A. 

      The line perpendicular to the reflecting or refracting surface

    • B. 

      The mean angle

    • C. 

      The common angle at which waves reflect

    • D. 

      How waves reflect and refract

  • 2. 
    What is the angle of incidence?
    • A. 

      The angle between the incident ray and the normal

    • B. 

      The angle between the normal and the surface

    • C. 

      The angle between the surface and the ray

    • D. 

      The angle between the reflected ray and the normal

  • 3. 
    What is the incident ray?
    • A. 

      The ray before it hits the surface

    • B. 

      The ray after it hits the surface

    • C. 

      The ray after refraction

    • D. 

      The ray at the normal

  • 4. 
    What happens to the speed of light as it passes through a different medium?
    • A. 

      It changes speed

    • B. 

      The speed stays the same

  • 5. 
    What happens when light is refracted? 
    • A. 

      It refracts towards the normal

    • B. 

      The light stays the same

    • C. 

      The normal changes

    • D. 

      The light stays in the material

  • 6. 
    What is a critical angle?
    • A. 

      The largest angle of incidence for which refraction can still occur

    • B. 

      The minimum angle for a normal

    • C. 

      The angle of the emergent ray

    • D. 

      The angle at which refraction occurs

  • 7. 
    When light passes through a denser medium it speeds up.
    • A. 

      True

    • B. 

      False

  • 8. 
    • A. 

      When light passing from a medium with a moderate refractive index into one with a low refractive index and completely reflects

    • B. 

      When light reflects on a surface

    • C. 

      Another name for the emergent ray

    • D. 

      When a substance absorbs all the light

  • 9. 
    Light can be refracted and reflected at the same time.
    • A. 

      True

    • B. 

      False

  • 10. 
    What is a phenomenon that optical fibers uses?
    • A. 

      Total internal reflection

    • B. 

      Refraction

    • C. 

      Diffusion

    • D. 

      Reflection