 Light Energy
a year ago
rhonda41
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Practice 16 QuestionsShow answers
• Question 1
30 seconds
Q.

What is being transferred with a wave?

matter

medium

energy

water

• Question 2
30 seconds
Q.

Which of the following properties makes a light wave different from a mechanical 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

• Question 3
30 seconds
Q.

What causes the refraction of a wave?

the density of the medium can change the speed

the amount of the medium changes the direction

• Question 4
30 seconds
Q.

What color do we see when all light is refracted?

red

black

white

rainbow

• Question 5
30 seconds
Q.

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

• Question 6
30 seconds
Q.

Which determines the color of an object?

Absorption

Diffraction

Reflection

Refraction

• Question 7
30 seconds
Q.

Which type of wave is light?

Diffusion

Transverse

Longitudinal

Compression

• Question 8
30 seconds
Q.

Frosted glass is made of glass with an etched surface. How would you describe the glass as light travels through it?

Translucent

Transparent

Opaque

Diffraction

• Question 9
30 seconds
Q.

Which object will absorb the most light?

Clear glass

Black paper

Plastic Wrap

Stained Glass

• Question 10
30 seconds
Q.

An object that absorbs all the colors in the visible spectrum will appear?

invisible

red

black

white

• Question 11
30 seconds
Q.

Light waves cannot travel completely through the following?

Air

rock

water

vacuum

• Question 12
30 seconds
Q.

What type of image is formed by a plane mirror?

Upright

Inverted

Magnified

All of the above

• Question 13
30 seconds
Q.

Which of the following can be used to magnify an image?

Concave lens

Convex lens

Convex mirror

concave mirror

• Question 14
30 seconds
Q.

Telescopes that use mirrors are called _____.

Diffraction

Reflecting

Refracting

Diffusion

• Question 15
30 seconds
Q.

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

increase

decrease

• Question 16
30 seconds
Q.

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