Wave Properties — Unit test Answers
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The speed of sound through argon is shown.
A
10 m/sB
250 m/sC
500 m/sD
3200 m/s22
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Which equations represent the relationship between wavelength and frequency for a sound wave? Check all that apply.
A
v = fB
= vfC
f = vD
=E
=F
f =
G
f =
23
If a soundproof door is almost shut but still leaves a small opening, what wave phenomenon is responsible for someone being able to hear sound from the room while standing by the wall to the side of the opening?
A
absorptionB
diffractionC
reflectionD
refraction24
Ten students stand in a circle and are told to make a transverse wave. What best describes the motion of the students?
A
Each student bumps the shoulder of his or her neighbor.B
At the exact time, all students take a step to the right.C
The students skip clockwise, going in a circular motion.D
One at a time, each student lifts his or her hands up and then down.25
The ______ is the time it takes for a wave to complete one cycle.
A
troughB
periodC
frequencyD
hertzDid you find these answers helpful?
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