1. Light and Sight Progress Test

2. Light is a form of energy 1. True 2. False

3. Light travels in straight lines 1. True 2. False

4. Which line shows the incident ray? 2 R Q S P 1 3 1. 1 2. 2 3. 3 Mirror

5. Which line is the normal line? 2 R Q S P 1 3 1. 1 2. 2 3. 3 Mirror

6. Which line shows the reflected ray? 2 R Q S P 1 3 1. 1 2. 2 3. 3 Mirror

7. Which angle is the angle of reflection ? 2 R Q S P 1 3 Mirror 1. P 2. Q 3. R 4. S

8. Which angle is the angle of incidence ? 2 R Q S P 1 3 Mirror 1. P 2. Q 3. R 4. S

9. A ray of light strikes a mirror with an angle of incidence of 54 o. What is the angle of reflection for this ray of light? 36 o Mirror 54 o 1. 36 o 2. 45 o 3. 54 o 4. 90 o

10. A ray of light leaves a mirror with an angle of reflection of 46 o. What is the angle of incidence for this ray of light? 1. 44 o 2. 45 o 3. 46 o 4. 64 o

11. What is the name given to this lens shape? 1. Convex 2. Concave 3. Prism 4. Semicircular block

12. What is the name given to this lens shape? 1. Convex 2. Concave 3. Prism 4. Semicircular block

13. Which diagram shows light rays passing correctly through the lens? A B 1. A 2. B

14. Which diagram shows light rays passing correctly through the lens? A B 1. A 2. B