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WorksheetsSOUND WAVES
Total questions: 10
Worksheet time: 80secs
Name
Class
Date
1.
It is the material that sound waves can travel through.
a)
medium
b)
media
2.
It is the highness or lowness of a sound.
a)
frequency
b)
pitch
c)
timbre
3.
Bending of waves around an object (such as through a doorway)
a)
sound
b)
diffract
c)
pitch
d)
volume
4.
A disturbance that travels through a medium as a longitudinal wave
a)
sound
b)
wavelength
c)
pitch
d)
frequency
5.
travels through solids fastest because the molecules are closer together
a)
speed of sound
b)
wavelength
c)
frequency
d)
amplitude
6.
The number of wavelengths that pass a point each second
a)
frequency
b)
wavelength
c)
pitch
d)
amplitude
7.
A reflected sound wave
a)
frequency
b)
pitch
c)
echo
d)
rarefaction
8.
Which of the following would you hear as a low pitched sound?
a)
sound wave with a frequency of 50 Hz
b)
sound wave with frequency of 10,000 Hz
c)
sound wave with an intensity of 10 dB
d)
sound wave with an intensity of 100 dB
9.
If a wave is traveling at 260 m/s and has a wavelength of 0.8 m/s, what is its frequency?
a)
208 Hz
b)
325 Hz
c)
430 Hz
d)
160 Hz
10.
As the fire truck approached Mary, the pitch of the siren got higher. Once the fire truck passed and moved away, the siren's pitch got lower. This change in pitch is because of a change in the sound wave's
a)
concussion.
b)
amplitude.
c)
reflection.
d)
frequency.
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