ENERGY OF WAVES ch.1 PRACTICE TEST
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1 ENERGY OF WAVES ch.1 PRACTICE TEST Multiple Choice Identify the choice that best completes the statement or answers the question. 1. If a wave is traveling at a certain speed and its frequency is doubled, what happens to the wavelength of that wave? a. The wavelength doubles. c. The wavelength is stopped. b. The wavelength is halved. d. The wavelength remains the same. 2. A wave can make a leaf bob up and down on the water, but it cannot move the leaf toward the shore. This is because waves transfer only a. matter. c. media. b. energy. d. crests. 3. Which of the following waves do NOT require a medium? a. ocean waves c. sound waves b. seismic waves d. radio waves 4. Which of the following is NOT a property of a wave? a. refraction c. frequency b. amplitude d. wavelength 5. When two objects, such as marimba bars and columns, vibrate at the same frequency, which of the following occurs? a. refraction c. resonance b. reflection d. amplitude 6. If a wave is traveling at a certain speed and its frequency is cut in half, what would happen to the wavelength of the wave? a. The wavelength would be halved. b. The wavelength would produce a standing wave. c. The wavelength would remain the same. d. The wavelength would be doubled. 7. How do waves transfer energy? a. through ocean waves c. through compression b. by the vibration of particles in a medium d. by a combination of waves 8. A section of a longitudinal wave where the particles are crowded together is called a a. rarefaction. c. vibration. b. compression. d. surface wave. 9. When the crests of one wave overlap the crests of another wave or waves, which of the following occurs? a. diffraction c. constructive interference b. destructive interference d. resonant frequencies 10. A standing wave results from a. diffraction. c. interference. b. refraction. d. a change in medium. 11. An echo is the result of a a. reflected sound wave. c. refracted sound wave.
2 b. diffracted sound wave. d. dispersed sound wave. 12. An example of a mechanical wave is a(n) a. light wave. c. ocean wave. b. radio wave. d. X ray. 13. A disturbance that sends energy through matter or empty space is called what? a. wave c. medium b. trough d. crest 14. Which of the following wave types must have a medium? a. X ray c. ocean waves b. visible light d. microwaves 15. What is the amplitude of a wave related to? a. velocity c. mass b. speed d. height 16. What is wavelength a measure of? a. height of a wave c. temperature of a wave b. speed of a wave d. distance between points on two waves 17. The equation (ν = λ x ƒ) is called what? a. frequency equation c. lambda equation b. wave equation d. wavelength equation 18. The frequency of a wave is measured using which of the following units? a. decibel c. meters per second b. hertz d. wavelength 19. What is a reflected sound wave called? a. transmittal c. echo b. interaction d. return 20. What happens to a wave when it is refracted? a. The wave is bent. c. The wave is reflected. b. The wave is transmitted. d. The wave is radiated. 21. Why do sound waves travel around corners better than light waves? a. Sound waves radiate. c. Sound waves bend. b. Light waves bend. d. Light waves radiate. Matching a. transverse wave e. longitudinal wave b. electromagnetic wave f. wave c. trough g. crest d. medium h. mechanical wave 22. a substance through which a wave can travel 23. a wave that does not need a medium but can go through matter 24. any disturbance that transmits energy through matter or empty space
3 25. the lowest point between each crest of a wave 26. a wave in which the particles of the medium vibrate back and forth along the path that the wave moves 27. the highest point of a transverse wave 28. a wave in which the particles of the medium vibrate in an up-and-down motion 29. a wave that requires a medium through which to travel a. wave speed c. amplitude b. frequency d. wavelength 30. the number of waves produced in a given amount of time 31. the maximum distance that the particles of a wave s medium vibrate from their rest position 32. the distance from any point on a wave to an identical point on the next wave 33. the speed at which a wave travels through a medium a. reflection e. refraction b. interference f. standing wave c. resonance g. destructive interference d. diffraction h. constructive interference 34. an occurrence in which the crests of one wave overlap the crests of another wave or waves 35. the combination of two or more waves that results in a single wave 36. a phenomenon that occurs when two objects naturally vibrate at the same frequency 37. a change in the direction of a wave when the wave finds an obstacle or an edge, such as an opening 38. the bending of a wave as the wave passes between two substances in which the speed of the wave differs 39. a pattern of vibration that simulates a wave that is standing still 40. an occurrence in which the crests of one wave overlap the troughs of another wave 41. the bouncing back of a ray of light, sound, or heat when the ray hits a surface that it does not go through
4 ENERGY OF WAVES ch.1 PRACTICE TEST Answer Section MULTIPLE CHOICE 1. ANS: B PTS: 1 DIF: 1 REF: 2 2. ANS: B PTS: 1 DIF: 1 REF: 1 3. ANS: D PTS: 1 DIF: 1 REF: 1 4. ANS: A PTS: 1 DIF: 1 REF: 2 5. ANS: C PTS: 1 DIF: 1 REF: 3 6. ANS: D PTS: 1 DIF: 1 REF: 2 7. ANS: B PTS: 1 DIF: 1 REF: 1 8. ANS: B PTS: 1 DIF: 1 REF: 1 9. ANS: C PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: ANS: A PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: ANS: A PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: ANS: D PTS: 1 DIF: 1 REF: ANS: D PTS: 1 DIF: 1 REF: ANS: B PTS: 1 DIF: 1 REF: ANS: B PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: ANS: A PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: 3
5 MATCHING 22. ANS: D PTS: 1 DIF: 1 REF: ANS: B PTS: 1 DIF: 1 REF: ANS: F PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: ANS: E PTS: 1 DIF: 1 REF: ANS: G PTS: 1 DIF: 1 REF: ANS: A PTS: 1 DIF: 1 REF: ANS: H PTS: 1 DIF: 1 REF: ANS: B PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: ANS: D PTS: 1 DIF: 1 REF: ANS: A PTS: 1 DIF: 1 REF: ANS: H PTS: 1 DIF: 1 REF: ANS: B PTS: 1 DIF: 1 REF: ANS: C PTS: 1 DIF: 1 REF: ANS: D PTS: 1 DIF: 1 REF: ANS: E PTS: 1 DIF: 1 REF: ANS: F PTS: 1 DIF: 1 REF: ANS: G PTS: 1 DIF: 1 REF: ANS: A PTS: 1 DIF: 1 REF: 3
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Waves. Kevin Small or
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