Using Sound — Unit test Answers
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Earwax can build up in which part of the ear and block the pathway of sound?
A
auricleB
hammerC
cochleaD
ear canal22
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Adam observed properties of four different waves and recorded observations about the frequency and volume of each one in his chart.
A
Only the sound quality of waves Y and Z can be compared.B
The sound quality of all of the waves can be compared.C
The sound quality of waves W and X can be compared.D
The sound quality for these waves cannot be compared.23
Which statement can be made about waves A and B?
A
Wave A has a lower amplitude than Wave B.B
Wave A has a higher amplitude than Wave B.C
Wave A has a higher frequency than Wave B.D
Wave A has the same amplitude as Wave B.24
Sound Wave A is moving through a medium that is decreasing in temperature.Sound Wave B is moving from a liquid to a gas medium.
A
They will speed up.B
They will increase the density of their medium.C
They will slow down.D
They will decrease the density of their medium.25
Which example would contain only longitudinal waves?
A
a crowd doing the wave at a sporting eventB
an ultrasound that transmits soundwavesC
the waves formed by the oceanD
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