1. Review Game

2. The distance from the peak of a wave to the adjacent wave is the _____. a) amplitude b) wavelength Answer: b) wavelength

3. The time it takes for a wave to complete one cycle is the wave’s_____. a) period b) frequency Answer: a) period

4. What is the unit of force? a) Newton b) Newton-meter Answer: a) Newton

5. The number of times a wave cycle repeats each second is the _____ of the wave. a) period b) frequency Answer: b) frequency

6. The zero position of a wave is the a) equilibrium b) trough Answer: a) equilibrium

7. The incident wave is the a) source wave b) reflected wave Answer: a) source wave

8. Any motion that repeats in a regular cycle is known as _____ motion. a) simple harmonic b) periodic Answer: b) periodic

9. In _____ waves, the vibrations are both perpendicular and parallel to the direction the wave is traveling. a) surface b) longitudinal Answer: a) surface

10. Which is an example of reflection? a) waves bending as they move into shallow water b) an echo Answer: b) an echo

11. What is the unit of spring constant k? a) N/m b) kg∙m/s Answer: a) N/m

12. A spring bounces up and down once every 2 seconds. What is its period? a) 2 seconds b) 0.5 second Answer: a) 2 seconds

13. _____ occurs when two or more waves move through a medium at the same time. a) interference b) resonance Answer: a) interference

14. The rate of energy transfer for a particular wave is directly proportional to the _____. a) amplitude b) square of the amplitude Answer: b) square of the amplitude

15. The bending of waves at the boundary of two different media is known as _____. a) refraction b) reflection Answer: a) refraction

16. Waves transfer energy _______ transferring matter. a) by b) without Answer: b) without

17. The distance between two consecutive points in phase a) amplitude b) wavelength Answer: b) wavelength

18. A wave in which the vibration is at right angles to its direction of motion a) transverse b) longitudinal Answer: a) transverse

19. The speed of a wave is equal to _____ times frequency. a) period b) wavelength Answer: b) wavelength

20. The number of cycles of a periodic wave per unit time a) period b) frequency Answer: b) frequency

21. The reciprocal of the frequency of a periodic wave is the _____. a) period b) wavelength Answer: a) period

22. A spring bounces up and down once every 2 seconds. What is its frequency? a) 2 Hz b) 0.5 Hz Answer: b) 0.5 Hz

23. The change in direction of a wave when it passes obliquely into another medium a) refraction b) diffraction Answer: a) refraction

24. Compression waves are _______ waves. a) transverse b) longitudinal Answer: b) longitudinal

25. The period of a wave is 10 seconds. What is its frequency? a) 0.1 seconds b) 0.1 Hz Answer: b) 0.1 Hz

26. The maximum distance that the crest rises above its rest position. a) amplitude b) wavelength Answer: a) amplitude

27. The point of maximum displacement when two waves meet. a) node b) antinode Answer: b) antinode

28. The period of a pendulum depends on a) mass b) length of the pendulum Answer: b) length of the pendulum

29. Caused by the superposition of waves that have displacements in opposite directions a) constructive interference b) destructive interference Answer: b) destructive interference

30. The particles in a standing wave that do not move a) nodes b) antinodes Answer: a) nodes

31. What are the units of frequency? a) seconds b) cycles per second Answer: b) cycles per second

32. Created when the period of a wave is equal to the time it takes for the wave to travel to a fixed point and back a) standing wave b) transverse wave Answer: a) standing wave

33. The low points of a wave a) crests b) troughs Answer: b) troughs

34. Which waves have the longest wavelengths? a) radio b) gamma Answer: a) radio

35. A wave in which the vibration is parallel to the its direction of motion a) transverse b) longitudinal Answer: b) longitudinal

36. What does the slope of the line on an F vs. x graph indicate? a) work b) spring constant Answer: b) spring constant

37. A line drawn perpendicular to the barrier a) wave front b) normal Answer: b) normal

38. What are the units of g? a) m/s b) m/s 2 Answer: b) m/s 2

39. What are the units of period? a) seconds b) Hz Answer: a) seconds

40. What are the units of mass? a) kg b) N Answer: a) kg

41. The frequency of a wave depends on a) the vibrating source b) the medium it travel through Answer: a) the vibrating source

42. What are the units of λ? a) meters b) seconds Answer: a) meters

43. An example of dispersion is a) looking at yourself in a mirror b) white light through a prism Answer: b) white light through a prism

44. What does the area under the curve on a F vs. x graph indicate? a) work b) displacement Answer: a) work

45. Which type of wave can travel through empty space? a) radio b) sound Answer: a) radio

46. In _______ waves there is a twisting motion. a) transverse b) tortional Answer: b) tortional

47. Which of the following is an example of resonance a) the Tacoma Narrows Bridge disaster b) the bending of water waves around a pier Answer: a) the Tacoma Narrows Bridge disaster

48. You place a pencil in a glass of water and it appears to bend. This is an example a) diffraction b) refraction Answer: b) refraction

49. True or false: The amplitude of a wave is measured from highest to lowest point. a) true b) false Answer: b) false

50. The law of reflection states the angle of incidence _____ the angle of reflection. a) is greater than b) is equal to Answer: b) is equal to

51. An electric field that changes in time produces a _____. a) gravitational field b) magnetic field Answer: b) magnetic field