Answers26-27 IC Physics 7614BWave Properties

Wave Properties — Unit test Answers

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1
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A car’s horn produces a constant frequency of 350 Hz as it passes by Suzy. What is the best estimate of the frequency Suzy hears after the car passes her?

A
330 Hz
B
350 Hz
C
360 Hz
D
700 Hz
2
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What best describes the motion of the medium particles in a longitudinal wave?

A
The medium does not move.
B
The medium moves in all directions.
C
The medium vibrates as it moves in a circular path around the wave.
D
The medium vibrates parallel to the direction of the wave.
3

What is the main difference between a longitudinal wave and a transverse wave?

A
A longitudinal wave always travels faster than a transverse wave.
B
A longitudinal wave does not need a medium to travel through.
C
A transverse wave is made of particles that move perpendicular to the motion of the wave.
D
A transverse wave always carries more energy so that it can travel through empty space.

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