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Interactions Of Waves
Test Description: Use this to help you review waves
Instructions: Answer all questions to get your test result.
1) When an object or wave hits a surface which it cannot pass and it bounces back it is called
A
Reflection
B
Transmission
C
Absorption
D
Refraction
2) When a wave enters a new medium at an angle, one side of the wave changes speed before the other side causing the wave to bend is called
A
Refraction
B
Transmission
C
Reflection
D
Absorption
3) The law of _____ states that the angle of incidence equals the angle of reflection.
A
Refraction
B
Transmission
C
Reflection
D
Absorption
4) How is color determined for an opaque object?
A
It is the color of the light it reflects.
B
It is the color of the light it absorbs.
C
It is the color of the light it refracts.
D
It is the color of the light it transmits.
5) What color is it if all of the colors of light are reflected?
A
Green
B
Yellow
C
White
D
Black
6) What color is it if all the colors of light are absorbed?
A
Yellow
B
White
C
Green
D
Black
7) Which is an example of a transparent material?
A
wax paper
B
white tile
C
door
D
glass
8) Which is an example of an opaque material?
A
wax paper
B
white tile
C
glass
D
frosted glass
9) Which is an example of a translucent material?
A
White tile
B
Glass
C
Air
D
Wax paper
10) If you are wearing a green shirt, what color is reflected?
A
Green
B
Blue
C
Red
D
White
11) An _______ material reflects or absorbs all of the light that strikes it.
A
Transparent
B
Opaque
C
White
D
Translucent
12) A _________ material scatters light as it passes through.
A
Green
B
Translucent
C
Opaque
D
Transparent
13) A(n) __________ material transmits most of the light that strikes it.
A
Blue
B
Opaque
C
Transparent
D
Translucent
14) Which statement is NOT true?
A
Light can be used for communication over large distances.
B
Light can be reflected, absorbed, or transmitted.
C
Light travels in straight lines.
D
Light waves need a medium.
15) Which statement is Not true?
A
Electromagnetic waves do not need a medium.
B
Sound waves travel in straight lines.
C
You can't hear sound in space because it has no medium for sound waves to travel.
D
Light travels in straight lines.
*select an answer for all questions
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