Reflection and refraction of light Quiz
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5 questions, one answer each
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1. A ray hits a plane mirror at 40° to the normal. What is the angle of reflection?
- A. 50°
- B. 80°
- C. 40°
- D. 20°
2. Light passes from air into water. What happens?
- A. It speeds up and bends towards the normal
- B. It slows down and bends towards the normal
- C. It slows down and bends away from the normal
- D. It continues in a straight line
3. Which process allows light to travel along an optical fibre?
- A. Total internal reflection
- B. Dispersion
- C. Diffraction
- D. Absorption
4. Which colour of light is bent the most by a glass prism?
- A. Red
- B. Green
- C. Yellow
- D. Violet
5. Which describes an image in a plane mirror?
- A. Real and inverted
- B. Virtual and the same size
- C. Real and magnified
- D. Virtual and smaller