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WorksheetsSound Energy
Total questions: 20
Worksheet time: 16mins
Name
Class
Date
1.
In which medium will sound travel fastest?
a)
air
b)
water
c)
glass
d)
salt water
2.
In which medium will sound travel slowest?
a)
air
b)
water
c)
glass
d)
salt water
3.
If a sound is very loud, what must be true?
a)
The frequency of a sound wave is very high
b)
The intesity of vibration from the sound wave is very low
c)
The amplitutde of the sound wave is very low
d)
The intesity of vibration from the sound wave is very high
4.
In a large stadium, when a batter hits the ball, people high up in the stands hear the crack of the bat a second after it happens because
a)
Sound has to travel in many directions at once
b)
sound takes that much time to reach them
c)
sound is faster than light
d)
sound is a wave
5.
Which of the following determines the pitch of a sound wave?
a)
frequency
b)
density
c)
mass
d)
reflection
6.
Sound is caused by....
a)
molecules
b)
vibrations
c)
people
d)
space
7.
What is vibration?
a)
how loud a sound is
b)
the back and forth movement of matter
c)
how high or low a sound is
d)
the loudness or softness of a sound
8.
What is frequency?
a)
the number of vibrations per second
b)
how high or low a sound is
c)
the loudness or softness of a sound
d)
the back and forth movement of matter
9.
Measure of how high or low a sound is
a)
amplitude
b)
compression
c)
speed of sound
d)
pitch
10.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
11.
An object that does not vibrate cannot produce
a)
sound
b)
light
c)
heat
d)
electricity
12.
If you walk into an empty gym and yell, why would you hear an echo?
a)
The gym walls are soft and uneven.
b)
The sound waves are being absorbed by the hard smooth walls.
c)
The sound waves are bouncing off the hard smooth gym walls.
d)
The gym walls are really clean.
13.
Sound is a form of?
a)
energy
b)
pitch
c)
volume
14.
What type of materials REFLECT sound?
a)
hard materials
b)
smooth materials
c)
both hard and smooth materials
d)
porous materials
15.
Pitch is __________________.
a)
how loud or soft a sound is
b)
how high or low a sound is
c)
when sound comes back to you
16.
Why is the school library covered with carpet?
a)
So everyone can make a lot of noise
b)
to help absorb sounds to keep it quiet
c)
because it looks good
d)
to help absorb sounds so it can stay noisy
17.
True or False
You can hear in space.
You can hear in space.
a)
True
b)
False
18.
Why do we not hear sound in outer space?
a)
there is no one out there to hear it.
b)
it is so cold
c)
it is a vacuum or empty space so there is not a medium for sound to travel
d)
there are too many stars that are exploding
19.
When this occurs a sound is produced.
a)
temperature drops
b)
a vibration
c)
the sun heats the earth
d)
a trough
20.
The ___________________ is how loud or soft a sound is.
a)
echo
b)
frequency
c)
pitch
d)
volume
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