Sound Waves Answers

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1
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Which best describes vibration?

A
the distance traveled per unit in time
B
the action of moving back and forth quickly and steadily
C
the distance between one compression and the compression next to it
D
the action of moving through a material or substance
3

Allison wants to calculate the speed of a sound wave.

A
distance traveled / amplitude
B
number of wavelengths / amplitude
C
number of wavelengths / time
D
distance traveled / time
5

Which of these objects would most likely cause a sound wave?

A
a drill laying on its side
B
a nail stuck into a piece of wood
C
a hammer hitting a metal cup
D
a wrench locked in place around a bolt
6

Yulia observed a sound wave moving through a solid medium at four different temperatures, and she recorded observations about each one in the chart.

Question illustration
A
Wave X → Wave Y → Wave W → Wave Z
B
Wave Z → Wave W → Wave Y → Wave X
C
Wave X → Wave W → Wave Y → Wave Z
D
Wave Z → Wave Y → Wave W → Wave X
7

Which of these would most likely cause a sound wave?

A
cookies baking
B
milk standing in the bottle
C
a spoon hitting the side of a bowl while mixing
D
butter melting
8

Waves move fastest in

A
low-temperature gases.
B
low-temperature solids.
C
high-temperature gases.
D
high-temperature solids.
9

A wave is traveling through X. What can be known about X?

A
It is empty space.
B
It is any medium.
C
It is a solid.
D
It is a liquid.

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