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Worksheetssound (class 8)
Total questions: 10
Worksheet time: 8mins
Name
Class
Date
1.
What is vibration?
a)
how loud a sound is
b)
the quick back and forth movement of matter
c)
the loudness or softness of a sound
2.
Sound is a form of?
a)
energy
b)
pitch
c)
volume
3.
Sound is caused by?
a)
force
b)
vibrations
c)
instruments
4.
Sound travels FASTEST through which of these materials?
a)
Air
b)
Empty space
c)
Metal
d)
Water
5.
Sound does not travel in space because
a)
Space is too far away.
b)
There is no matter in space.
c)
Space is the final frontier
d)
Space has planets.
6.
how high or low a sound is
a)
frequency
b)
volume
c)
vibration
d)
pitch
7.
Sound waves can travel through a vacuum.
a)
True
b)
False
8.
An ________ is a reflected sound.
a)
Vibration
b)
Echo
c)
Pitch
d)
Volume
9.
The Pitch of The sound depends on the __________ of the vibrating body.
a)
Noise
b)
Frequency
c)
Amplitude
d)
The medium of Propagation
10.
An object is vibrating with a frequency of 15Hz. Which of the following is true?
a)
It does not produce sound.
b)
It produces sound which we can hear if we strain our ears.
c)
It produces sound which we cannot hear
d)
It produces sound which we can hear.
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