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Match it! Select the correct answer from the pull down...Good luck!
The part of a sound wave where the motion of each vibration pushes together some of the particles of matter is called ___.
the frequency
an echo
volume
a compression
high
decibels
sound
noise
The intensity of a sound is measured in ___.
the frequency
an echo
volume
a compression
high
decibels
sound
noise
A harsh, unwanted, or surprising sound is often called ____.
the frequency
an echo
volume
a compression
high
decibels
sound
noise
A vibration that can be heard is called ___.
the frequency
an echo
volume
a compression
high
decibels
sound
noise
A sound wave that bounces back toward its source and is heard again is called ___.
the frequency
an echo
volume
a compression
high
decibels
sound
noise
If the number of bicycles that pass over a bridge in one hour is 10 bicycles, and in two hours is 24 bicycles while all were traveling within the speed guidelines, what changed?
the frequency
an echo
volume
a compression
high
decibels
sound
noise
The loudness or softness of a sound is called its ___.
the frequency
an echo
volume
a compression
high
decibels
sound
noise
Objects that vibrate quickly have ___ pitch
the frequency
an echo
volume
a compression
high
decibels
sound
noise
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