6.2

Question 1

What name is given to any transparent object that light can pass through?

Answer 1

Medium

Question 2

When light passes from air to water, the light…

Answer 2

slows down

Question 3

When the light passes from glass to air, the light…

Answer 3

speeds up

Question 4

When the light passes from air to glass, the light..

Answer 4

slows down

Question 5

When the light passes from water to glass, the light..

Answer 5

slows down

Question 6

When light changes direction, the change can be cause by a change in…

Answer 6

speed

Question 7

When light changes direction from passing air into glass, this is called..

Answer 7

refraction

Question 8

What causes refraction?

Answer 8

Refraction happens when light changes direction due to the change of speed.

Question 9

When light passes into a medium where it slows down, thenlight bends… the normal

Answer 9

towards

Question 10

When light passes into a medium where it speeds up, the light bends

Answer 10

away from the normal

Question 11

A window is covered by raindrops.

Explain why you can’t see clearly through the window when it is covered in raindrops drops.

Answer 11

Rain drops refract the light in various directions.

Question 12

Refraction happens when light ….. direction because of a change in ….

Answer 12

change; speed