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Biblioteka

Waves Check in #3

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Posljednje ažuriranje about 1 year ago
19

Use the image below to select answers to the following questions

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1
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Pitanje 1
1.

Label the following:

-Nodes & Antinodes

-Show me how to measure a wavelength

-Show me how to measure the amplitude

Pitanje 2
2.

Waves transport...

(move from one location to another)

Pitanje 3
3.

Select the factor(s) that determine a speed of a wave (DONT GET THIS WRONG!)

Pitanje 4
4.

Match the term with the behavior

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Diffraction

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Angle of incidence is equal to the final angle

Interference

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When a wave changes direction due to a change in the velocity of the wave

Refraction

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When a wave bends around corners or barriers

Reflection

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When waves interact with each other, adding together or subtracting

In the standing wave lab the following wave pattern is generated at a frequency of 33.0 Hz.

The length of the string is 3.0 meters. Use this information as you answer the next 4 items

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Pitanje 5
5.

How many wavelengths are depicted?

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Pitanje 6
6.

What is the wavelength of this wave?

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Pitanje 7
7.

What is the velocity of this wave?

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A standing wave in the 4th harmonic is generated in an open ended tube with a frequency of 440 Hz. The speed of the wave is 345 m/s.

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Pitanje 9
9.

Sketch the wave presented in the problem

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Pitanje 10
10.

What is the wavelength?

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Pitanje 11
11.

What is the length of the tube?

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Pitanje 13
13.

When a tube that is open on both ends it hit on the table it creates a sound. When one end of this tube is closed off and it is hit again, the sound changes and it makes a lower pitch. Describe how this sound changes and explain why it happens. Include a picture to explain your answer.

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Pitanje 14
14.

What harmonic is represented?

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Pitanje 15
15.

If the tube length is 20cm, what is the wavelength?

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Pitanje 16
16.

If the speed of sound is 345 m/s, what is the frequency in this tube?

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Pitanje 17
17.

Data from the speed of sound lab is shown in the graph. Use the graph to determine the speed of sound.

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Pitanje 18
18.

The speed of sound lab was repeated in a different room and produced the data in orange. (original data in blue). How does the speed of sound in the orange data compare to the blue data?

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Pitanje 19
19.

What is one thing that could be different that produces the change you described? Explain your reasoning.

Pitanje 8
8.

If these waves were produced on a string, what is one way to increase the wave speed?

Pitanje 12
12.

What is the fundamental frequency for this tube?