Reflection & Refraction

What do we call a material that light can travel through?

• air

• water

• medium

• pathway

Tags

NGSS.MS-PS4-2

Reflection is when light...

• Bends

• Bounces

• Absorbs

• transmits

Tags

NGSS.MS-PS4-2

Refraction is when light...

• Bounces

• Transmits

• Bends

• Absorbs

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1

The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-

• absorbed
• stopped
• reflected
• refracted

Tags

NGSS.MS-PS4-2

Why does the straw appear to be bent?

• light is reflected

• light is absorbed

• light is turned

• light is refracted

Tags

NGSS.MS-PS4-2

What is happening in this picture?

• Reflection

• Refraction

Tags

NGSS.MS-PS4-2

Light bending as it passes through a rain drop is an example of...

• Refraction
• Reflection

Tags

NGSS.MS-PS4-2

Why does the lower part of the child appear so much different in size from the upper part?

• The light rays that travel through water and then into air are refracted.
• The light rays that travel through water and then into air are enlarged.
• The light rays that travel through air and then into water are reflected.
• The light rays that travel through air and then into water are reduced.

Tags

NGSS.MS-PS4-2

What might explain why light travels in a straight line?

• If there is nothing to interfere with light waves, they should travel in a straight line.

• Light waves will always travel in a straight line, even if they come into contact with another object.

• Light waves don't travel in a straight line.

• Light waves travel in a straight line because sound waves travel in a straight line.

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1

Observe the image. After reflecting off of the mirror, which object will the light

coming from the laser most likely strike next?

• marble

• apple

• laser

• rock

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1