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WorksheetsSound waves
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
If you want to change the pitch of a sound, you have to change the ___
a)
frequency
b)
amplitude
c)
speed
d)
volume
2.
This is the unit used to measure the volume of a sound.
a)
Decibel
b)
Medium
c)
Vibration
d)
Oscilloscope
3.
This is what you get when sound waves are reflected, or bounce back, off of a hard surface.
a)
Amplitude
b)
Pitch
c)
Volume
d)
Echo
4.
The speed of a sound wave depends on
a)
the frequency
b)
the medium
c)
both air temperature and medium
d)
the air temperature
5.
What is a pitch?
a)
highness or lowness of a sound
b)
the intensity of a vibration
c)
the amplitude of the sound wave
d)
volume of sound
6.
Bats use ________ to locate mosquitoes in the air.
a)
solar
b)
ecology
c)
echolocation
d)
refraction
7.
The number of wavelengths that pass a point each second
a)
frequency
b)
wavelength
c)
pitch
d)
amplitude
8.
A part in a longitudinal wave where the particles are spread apart
a)
compression
b)
rarefaction
c)
crest
d)
trough
9.
The part of a longitudinal wave where the particles of the medium are close together.
a)
rarefaction
b)
compression
c)
crest
d)
trough
10.
A disturbance that travels through a medium as a longitudinal wave
a)
sound
b)
wavelength
c)
pitch
d)
frequency
11.
The number of wavelengths that pass a point each second
a)
frequency
b)
wavelength
c)
pitch
d)
amplitude
12.
Material (matter) through which a wave travels
a)
medium
b)
Doppler Effect
c)
sound
d)
pitch
13.
When a sound is louder what measurement gets bigger?
a)
Frequency
b)
Amplitude
c)
Wavelength
d)
Crest
14.
What is B?
a)
crest
b)
trough
c)
compression
d)
rarefaction
15.
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
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