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Chapter 20
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The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this wave at x = 0 m?
(1) (2) (3) (4)
![Page 3: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/3.jpg)
The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this wave at x = 0 m?
(3) (4) (1) (2)
![Page 4: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/4.jpg)
Which of the following actions would make a pulse travel faster down a stretched string?
1. Move your hand up and down more quickly as you generate the pulse.
2. Move your hand up and down a larger distance as you generate the pulse.
3. Use a heavier string of the same length, under the same tension.
4. Use a lighter string of the same length, under the same tension.
5. Use a longer string of the same thickness, density and tension.
![Page 5: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/5.jpg)
Which of the following actions would make a pulse travel faster down a stretched string?
1. Move your hand up and down more quickly as you generate the pulse.
2. Move your hand up and down a larger distance as you generate the pulse.
3. Use a heavier string of the same length, under the same tension.
4. Use a lighter string of the same length, under the same tension.
5. Use a longer string of the same thickness, density and tension.
![Page 6: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/6.jpg)
What is the frequency of this traveling wave?
1. 10 Hz
2. 5 Hz
3. 2 Hz
4. 0.2 Hz
5. 0.1 Hz
![Page 7: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/7.jpg)
What is the frequency of this traveling wave?
1. 10 Hz
2. 5 Hz
3. 2 Hz
4. 0.2 Hz
5. 0.1 Hz
![Page 8: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/8.jpg)
What is the phase difference between the crest of a wave and the adjacent trough?
1. 0
2. π /4
3. π /2
4. 3 π /2
5. π
![Page 9: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/9.jpg)
What is the phase difference between the crest of a wave and the adjacent trough?
1. 0
2. π /4
3. π /2
4. 3 π /2
5. π
![Page 10: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/10.jpg)
A light wave travels through three transparent materials of equal thickness. Rank is order, from the largest to smallest, the indices of refraction n1, n2, and n3.
1. n2 > n1 > n3
2. n3 > n1 > n2
3. n1 > n2 > n3
4. n3 > n2 > n1
5. n1 = n2 = n3
![Page 11: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/11.jpg)
A light wave travels through three transparent materials of equal thickness. Rank is order, from the largest to smallest, the indices of refraction n1, n2, and n3.
1. n2 > n1 > n3
2. n3 > n1 > n2
3. n1 > n2 > n3
4. n3 > n2 > n1
5. n1 = n2 = n3
![Page 12: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/12.jpg)
Amy and Zack are both listening to the source of sound waves that is moving to the right. Compare the frequencies each hears.
1. fAmy < fZack
2. fAmy = fZack
3. fAmy > fZack
![Page 13: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/13.jpg)
1. fAmy < fZack
2. fAmy = fZack
3. fAmy > fZack
Amy and Zack are both listening to the source of sound waves that is moving to the right. Compare the frequencies each hears.
![Page 14: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/14.jpg)
Chapter 20Reading Quiz
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A graph showing wave displacement versus position at a specific instant of time is called a
1. snapshot graph.2. history graph.3. bar graph.4. line graph.5. composite graph.
![Page 16: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/16.jpg)
A graph showing wave displacement versus position at a specific instant of time is called a
1. snapshot graph.2. history graph.3. bar graph.4. line graph.5. composite graph.
![Page 17: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/17.jpg)
A graph showing wave displacement versus time at a specific point in space is called a
1. snapshot graph.2. history graph.3. bar graph.4. line graph.5. composite graph.
![Page 18: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/18.jpg)
A graph showing wave displacement versus time at a specific point in space is called a
1. snapshot graph.2. history graph.3. bar graph.4. line graph.5. composite graph.
![Page 19: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/19.jpg)
A wave front diagram shows
1. the wavelengths of a wave.2. the crests of a wave.3. how the wave looks as it moves toward
you.4. the forces acting on a string that’s under
tension.5. Wave front diagrams were not discussed
in this chapter.
![Page 20: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/20.jpg)
A wave front diagram shows
1. the wavelengths of a wave.2. the crests of a wave.3. how the wave looks as it moves toward
you.4. the forces acting on a string that’s under
tension.5. Wave front diagrams were not discussed
in this chapter.
![Page 21: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/21.jpg)
The waves analyzed in this chapter are
1. sound waves. 2. light waves. 3. string waves.4. water waves.5. all of the above.
![Page 22: Chapter 20. The graph at the top is the history graph at x = 4 m of a wave traveling to the right at a speed of 2 m/s. Which is the history graph of this](https://reader036.vdocument.in/reader036/viewer/2022062312/551a8768550346761a8b5375/html5/thumbnails/22.jpg)
The waves analyzed in this chapter are
1. sound waves. 2. light waves. 3. string waves.4. water waves.5. all of the above.