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Light And Sound Review
Test Description: Questions about light and sound
Instructions: Answer all questions to get your test result.
1) Sound is caused by
A
an object that is electrically charged
B
an object that is vibrating
C
an object that is not moving
D
an object that is reflecting light
2) An object that lets most light pass through is
A
opaque
B
there is no such object
C
translucent
D
transparent
3) Two properties of sound are
A
volume and pitch
B
pitch and direction
C
volume and speed
D
pitch and frequency
4) The pitch of a sound can be changed by
A
changing the direction of the sound
B
you cannot change the pitch of a sound
C
changing the rate of vibrations
D
changing how loud the sound is
5) When light strikes a brick wall
A
most of the light is refracted
B
most of the light is bent
C
most of the light is reflected
D
most of the light is absorbed
6) How does light travel through the air?
A
Light makes loops as it travels.
B
Light travels in a straight line.
C
Light bends around objects.
D
Light travels in a curved path.
7) Sound travels fastest through
A
solids
B
liquids
C
the air
D
outer space
8) A vibrating rubberband makes a sound. If the rubberband begins to vibrate faster
A
the pitch of the sound will stay the same
B
the rubberband will break
C
the pitch of the sound will increase and be higher
D
the pitch of the sound will decrease and be lower
9) A mirror, a chalk board, and a door are examples of
A
refracting objects
B
transparent objects
C
translucent objects
D
opaque objects
10) Which is NOT true about light and sound?
A
Both light and sound travel in waves.
B
Both light and sound require particles of matter.
C
Both light and sound can be reflected
D
Both light and sound are forms of energy
*select an answer for all questions
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