Light and Optical Systems

Alberta Topic C: Light and Optical Systems.

8 questions, free, marked as you go with a worked explanation on every one.

What this covers

The questions

  1. The bouncing of light off a surface is called:
  2. The bending of light as it passes from one material into another, like air into water, is called:
  3. A lens that is thicker in the middle than at the edges, and causes light rays to converge, is called a:
  4. Splitting white light into a rainbow of colours, like with a prism, is called:
  5. When light bounces off a flat mirror, how does the angle of reflection compare with the angle of incidence?
  6. A red apple looks red under white light. Why?
  7. You stand 1.5 m in front of a flat mirror. How far away from you does your image appear to be, in metres?
  8. Which part of the eye changes shape to fine-tune the focus of light onto the retina?

Answer these free