Quiz  /  Lenses

  • 1. 
    What is the term for when light waves bend upon entering a new medium?

  • Deflection
  • Inflection
  • Refraction
  • Reflection

  • 2. 
    Which of the following best describes a converging lens?

  • A lens that will cause light rays to bend to a specific focal point
  • A lens that will cause light rays from a specific focal point to spread out
  • A lens that causes light rays to scatter

  • 3. 
    Which of the following best describes a diverging lens?

  • A lens that will cause light rays from a specific focal point to spread out
  • A lens that will cause light rays to bend to a specific focal point
  • A lens that causes light rays to scatter

  • 4. 
    What type of lens is a flat lens?

  • Plano
  • Meniscus
  • Convex
  • Concave

  • 5. 
    What type of lens has a center that is thicker than the edges?

  • Meniscus
  • Concave
  • Plano
  • Convex

  • 6. 
    What type of lens has a center that is thinner than the edges?

  • Concave
  • Convex
  • Plano
  • Meniscus

  • 7. 
    What type of lens has one side that is convex and the other side concave?

  • Meniscus
  • Biconvex
  • Biconcave
  • Plano-convex

  • 8. 
    What type of lens has two sides that are both convex?

  • Plano-concave
  • Plano-convex
  • Biconcave
  • Biconvex

  • 9. 
    What do we call the distance between the lens and the focal point?

  • Focus distance
  • Focus length
  • Focus point
  • Focal length

  • 10. 
    The principal axis is a _______ line drawn through the center of the lens.

  • Vertical
  • 45 degree
  • All of the above
  • Horizontal
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