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Sound
Sound is produced by
vibrating bodies
transferring signals
reflection of waves
deflection of waves
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Sound
The loudness of sound is directly proportional to
intensity
area
pitch
log of intensity
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Sound
The speed of sound in solids is
10 times that in gas
20 times that in gas
5 times that in gas
15 times that in gas
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Sound
Ultrasonic waves carry more
energy only
frequency only
heat
energy and frequency
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Sound
The loudness of sound varies directly with the vibrating body’s
intensity
amplitude
pitch
quality
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Sound
The loudness of sound is related most closely to its
frequency
period
amplitude
wavelength
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Sound
The sound waves travel from its source by
vibrations in wires or strings
electromagnetic wave
infrared wave
changes in air pressure
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Sound
The difference between the loudness (L) of an unknown sound and the loudness L
o
 is known as
intensity level of the unknown sound
intensity level of the known sound
quality of sound
pitch of sound
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