Sound Waves - SS3 Physics Past Questions and Answers - page 2
Quality can be described as ___
a measure of the complex nature of a sound wave
a measure of the amplitude of a sound wave
a measure of the frequency of a sound wave
a measure of the ratio of sound to the medium it travels through
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Where can the knowledge of the characteristics of sound be applied?
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Explain what is meant by the pitch of a sound wave.
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The factors affecting the speed of sound waves in dry air are all except ___
Temperature
Volume
Humidity
Atmospheric Pressure
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Sound waves travel through which of these materials the fastest?
Rope
Water
Steel
Air
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Which of these is the key factor that affects the speed of sound waves travelling via a medium?
Density
Pressure
Humidity
Temperature
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Understanding of the speed of sound is fundamental in the following fields except in ___
Aerospace engineering
Acoustics
Seismology
Marine biology
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The denser the medium, the ___ sound waves travel through it
Slower
Proportionally
Faster
Equally
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Explain why the speed of sound varies.
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A sound wave is observed to travel through an unconventional medium with a frequency of 89Hz and a wavelength of 6 meters, what is the velocity of the sound wave travelling through this medium?
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