Lenses test questions - AQA

1

What happens to light rays that pass through a lens?

2

What type of lens is thicker in the middle than at the edges?

3

Which type of lens causes light rays to diverge?

4

Which type of lens is used in a camera?

5

What type of images do convex lenses form?

6

What types of images do concave lenses form?

7

What name is given to the distance between the lens and the principal focus?

8

What name is given to a material that absorbs some wavelengths of visible light and transmits others?

9

What is a translucent material?

10

Why can we see through glass?