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Waves Chapter 8

Authored by Connor Mathieson

Physics

12th Grade

NGSS covered

Used 2+ times

Waves Chapter 8
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When a sound from a musical instrument is described as becoming 'louder in volume and lower in pitch', this must mean that

the amplitude of the pressure variations has increased and the frequency has also increased.

the amplitude of the pressure variations has decreased and the frequency as also decreased.

the amplitude of the pressure variations has decreased and the frequency has increased.

the amplitude of the pressure variations has increased and the frequency has decreased.

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

remains the same because the speed is fixed.

halves because the speed is fixed.

changes depending on the change in wave speed.

Tags

NGSS.HS-PS4-1

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A drummer beats his drum five times every two seconds. What is the frequency of the drumming? Make sure you include units.

Tags

NGSS.HS-PS4-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tags

NGSS.HS-PS4-1

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A speaker is set up in a classroom. It is shown that the speaker emits a sound which is measured to be 70 Hz with a wavelength of 5 m. What is the speed of this
sound in air?

Tags

NGSS.HS-PS4-1

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A water wave propagates through a tank of 1.2 m. Each wavelength is 5 cm. How many peaks will there be in total?

Tags

NGSS.HS-PS4-1

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The period of the water wave is 0.01 s. How long will it take the wave to transfer energy from one side of the 1.2 m tank to the other if there are 24 peaks and 24 troughs?

Tags

NGSS.HS-PS4-1

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