When you are satisfied that you have answered every question to the best of your ability,
check your answers using appendix A. If you missed eight or more questions, you should
review the chapter, paying particular attention to the areas in which your answers were
1. What is propagation?
2. How is a wave defined as it applies to wave propagation?
3. What is wave motion?
4. What are some examples of wave motion?
5. What type of wave motion is represented by the motion of water?
6. What are some examples of transverse waves?
7. What example of a longitudinal wave was given in the text?
8. What are the three requirements for a wave to be propagated?
9. What is a cycle?
12. When a wave is reflected from a surface, energy is transferred. When is the transfer of
13. When is the transfer of energy minimum?
14. A refracted wave occurs when a wave passes from one medium into another medium. What
15. The apparent change in frequency or pitch because of motion is explained by what effect?
16. What term describes sounds capable of being heard by the human ear?
17. Are all sounds audible to the human ear? Why?
18. Sound waves transmitted from a source are sometimes weak when they reach the detector.
What instrument is needed to boost the weak signal?
19. What are the three basic requirements for sound?
20. What are the two general groups of sound?
21. What are the three basic characteristics of sound?
22. What is the normal audible range of the human ear?
23. What is intensity as it pertains to sound?
24. What characteristic of sound enables a person to distinguish one musical instrument from
another, if they are all playing the same note?
25. How do density and temperature affect the velocity of sound?
26. What term is used to mean the science of sound?