Light Energy Lesson

What is being transferred with a wave?

• matter

• medium

• energy

• water

Tags

NGSS.MS-PS4-1

Which of the following properties makes a light wave different from a sound wave?

• A light wave slows down in a vacuum

• A light wave is able to transmit energy

• A light wave exists as a transverse wave

• A light wave can travel without a medium

What causes the refraction of a wave?

• the density of the medium can change the speed

• the amount of the medium can change the direction

Tags

NGSS.MS-PS4-2

A reflected light ray makes an angle of 60 degrees with a mirror's surface. What angle did the incoming light ray form with the mirror's surface?

• 30

• 60

• 90

• 180

Tags

NGSS.MS-PS4-2

Which type of wave is light?

• Diffusion

• Transverse

• Longitudinal

• Compression

Tags

NGSS.MS-PS4-1

Light waves cannot travel completely through the following?

• Air

• rock

• water

• vacuum

Tags

NGSS.MS-PS4-2

When a light wave is refracted and its moving from liquid to gas, its speed will ____.

• increase

• decrease

Tags

NGSS.MS-PS4-2

A wave is refracted when it changes speed. As the light moves from gas to liquid it bends ____ the normal line.

• away

• towards

Tags

NGSS.MS-PS4-2

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

What is the angle of reflection equal to?

• The angle of refraction

• The angle of incidence

• The angle of absorption

• The angle of light

Tags

NGSS.MS-PS4-2