Reflection and refraction - AQA

1

What is the name of a line drawn at 90° to the surface of a material?

2

Which term is used to refer to an incoming ray?

3

What is the law of reflection?

4

Which term is used to refer to regular reflection from a smooth surface in a single direction?

5

Which term is used to refer to the scattering of light by a rough surface?

6

Which is densest - air, water or glass?

7

What happens to a light ray when it travels from water into air?

8

Which word is used to describe a light ray being passed through a material?

9

A light ray meets a plane mirror at 60°. What is the angle of reflection?

10

A light ray passes from air into water at an angle of 30°. Which of these angles is likely to be the angle of refraction?