Wave Review Questions Updated Name: Date · Wave Review Questions Updated Name: Date: 1. Which type...

Wave Review Questions Updated

Name: Date:

1. Which type of wave requires a material mediumthrough which to travel?

A. radio wave B. microwave

C. light wave D. mechanical wave

2. Compared to the speed of a sound wave in air, thespeed of a radio wave in air is

A. less B. greater C. the same

3. If the amplitude of a wave is increased, thefrequency of the wave will

A. decrease B. increase

C. remain the same

4. Which unit is equivalent to meters per second?

A. Hz · s B. Hz · m

C. s/Hz D. m/Hz

5. Which characteristic is the same for every color oflight in a vacuum?

A. energy B. frequency

C. speed D. period

6. What is the speed of light (f = 5.09 × 1014 Hz) inflint glass?

A. 1.81 × 108 m/s B. 1.97 × 108 m/s

C. 3.00 × 108 m/s D. 4.98 × 108 m/s

7. While playing, two children create a standing wavein a rope, as shown in the diagram below. A thirdchild participates by jumping the rope.

What is the wavelength of this standing wave?

A. 2.15 m B. 4.30 m

C. 6.45 m D. 8.60 m

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8. A television remote control is used to directpulses of electromagnetic radiation to a receiveron a television. This communication from theremote control to the television illustrates thatelectromagnetic radiation

A. is a longitudinal wave

B. possesses energy inversely proportional to itsfrequency

C. diffracts and accelerates in air

D. transfers energy without transferring mass

9. A wave of constant wavelength diffracts as itpasses through an opening in a barrier. As thesize of the opening is increased, the diffractioneffects

A. decrease B. increase

C. remain the same

10. A car’s horn produces a sound wave of constantfrequency. As the car speeds up going away froma stationary spectator, the sound wave detected bythe spectator

A. decreases in amplitude and decreases infrequency

B. decreases in amplitude and increases infrequency

C. increases in amplitude and decreases infrequency

D. increases in amplitude and increases infrequency

11. A ray of light (f = 5.09 × 1014 Hz) traveling in airis incident at an angle of 40.◦ on an air-crownglass interface as shown below.

What is the angle of refraction for this light ray?

A. 25◦ B. 37◦ C. 40◦ D. 78◦

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12. The diagram below represents a ray of lightincident on a plane mirror.

Using a protractor and straightedge, on the diagrambelow, construct the reflected ray for the incidentray shown.

13. A periodic wave travels at speed v throughmedium A. The wave passes with all its energyinto medium B. The speed of the wave throughmedium B is v

2 . On the diagram below, draw thewave as it travels through medium B. [Show atleast one full wave.]

14. A beam of monochromatic light has a wavelengthof 5.89 × 10−7 meter in air. Calculate thewavelength of this light in diamond. [Show allwork, including the equation and substitution withunits.]

15. Base your answer(s) to the following question(s)on the information and diagram below.

A stationary research ship uses sonar tosend a 1.18 × 103-hertz sound wave downthrough the ocean water. The reflected soundwave from the flat ocean bottom 324 metersbelow the ship is detected 0.425 second afterit was sent from the ship.

Calculate the speed of the sound wave in theocean water. [Show all work, including theequation and substitution with units.]

16. Calculate the wavelength of the sound wave inthe ocean water. [Show all work, including theequation and substitution with units.]

17. Determine the period of the sound wave in theocean water.


18. Which color of light has a wavelength of5.0 × 10−7 meter in air?

A. blue B. green

C. orange D. violet

19. Which type of wave requires a material mediumthrough which to travel?

A. sound B. radio

C. television D. x ray

20. A periodic wave is produced by a vibrating tuningfork. The amplitude of the wave would be greaterif the tuning fork were

A. struck more softly

B. struck harder

C. replaced by a lower frequency tuning fork

D. replaced by a higher frequency tuning fork

21. The sound wave produced by a trumpet has afrequency of 440 hertz. What is the distancebetween successive compressions in this soundwave as it travels through air at STP?

A. 1.5 × 10−6 m B. 0.75 m

C. 1.3 m D. 6.8 × 105 m

22. The diagram below represents a light ray strikingthe boundary between air and glass.

What would be the angle between this light rayand its reflected ray?

A. 30.◦ B. 60.◦ C. 120.◦ D. 150.◦

23. In which way does blue light change as it travelsfrom diamond into crown glass?

A. Its frequency decreases.

B. Its frequency increases.

C. Its speed decreases.

D. Its speed increases


24. The diagram below shows two pulses approachingeach other in a uniform medium.

Which diagram best represents the superpositionof the two pulses?

A.

B.

C.

D.

25. Sound waves strike a glass and cause it to shatter.This phenomenon illustrates

A. resonance B. refraction

C. reflection D. diffraction

26. Base your answer(s) to the following question(s)on the information below.

A ray of monochromatic light (f = 5.09 × 1014 Hz)passes from air into Lucite at an angle ofincidence of 30.◦.

Using a protractor and straightedge, on the diagrambelow, draw the refracted ray in the Lucite.

27. Calculate the angle of refraction in the Lucite.[Show all work, including the equation andsubstitution with units.] [2]



A longitudinal wave moves to the rightthrough a uniform medium, as shown below.Points A, B, C, D, and E represent thepositions of particles of the medium.

Which diagram best represents the motion of theparticle at position C as the wave moves to theright?

A. B.

C. D.

29. The wavelength of this wave is equal to thedistance between points

A. A and B B. A and C

C. B and C D. B and E

30. The energy of this wave is related to its

A. amplitude B. period

C. speed D. wavelength

31. A ray of monochromatic yellow light(f = 5.09 × 1014 Hz) passes from water throughflint glass and into medium X, as shown below

The absolute index of refraction of medium X is

A. less than 1.33

B. greater than 1.33 and less than 1.52

C. greater than 1.52 and less than 1.66

D. equal to 1.66

32. A light ray traveling in air enters a second mediumand its speed slows to 1.71 × 108 meters persecond. What is the absolute index of refractionof the second medium?

A. 1.00 B. 0.570 C. 1.75 D. 1.94

33. Playing a certain musical note on a trumpet causesthe spring on the bottom of a nearby snare drumto vibrate. This phenomenon is an example of




34. The diagram below represents a periodic wavetraveling through a uniform medium.

If the frequency of the wave is 2.0 hertz, thespeed of the wave is

A. 6.0 m/s B. 2.0 m/s

C. 8.0 m/s D. 4.0 m/s

35. The diagram below represents a light ray reflectingfrom a plane mirror.

The angle of reflection for the light ray is

A. 25◦ B. 35◦ C. 50◦ D. 65◦

36. The diagram below shows a standing wave in astring clamped at each end.

A. 3 nodes and 2 antinodes

B. 2 nodes and 3 antinodes

C. 5 nodes and 4 antinodes

D. 4 nodes and 5 antinodes


A monochromatic light ray(f = 5.09 × 1014 Hz) traveling in air isincident on the surface of a rectangular blockof Lucite.

Measure the angle of incidence for the light ray tothe nearest degree.


38. Calculate the angle of refraction of the light raywhen it enters the Lucite block. [Show all work,including the equation and substitution with units.]

39. What is the angle of refraction of the light ray asit emerges from the Lucite block back into air?

40. The diagram below represents a view from aboveof a tank of water in which parallel wave frontsare traveling toward a barrier.

Water Tank

Which arrow represents the direction of travel forthe wave fronts after being reflected from thebarrier?

A. A B. B C. C D. D

41. A pulse traveled the length of a stretched spring.The pulse transferred

A. energy, only

B. mass, only

C. both energy and mass

D. neither energy nor mass

42. The graph below represents the displacement of aparticle in a medium over a period of time.

The amplitude of the wave is

A. 4.0 s B. 6.0 s C. 8 cm D. 4 cm

43. What is the period of a water wave if 4.0 completewaves pass a fixed point in 10. seconds?

A. 0.25 s B. 0.40 s C. 2.5 s D. 4.0 s


44. The diagram below represents a periodic wave.

Which point on the wave is 90◦ out of phase withpoint P?

A. A B. B C. C D. D

45. What is the wavelength of a 256-hertz sound wavein air at STP?

A. 1.17 × 106 m B. 1.29 m

C. 0.773 m D. 8.53 × 10−7 m

46. Which statement correctly describes onecharacteristic of a sound wave?

A. A sound wave can travel through a vacuum.

B. A sound wave is a transverse wave.

C. The amount of energy a sound wave transmitsis directly related to the wave’s amplitude.

D. The amount of energy a sound wave transmitsis inversely related to the wave’s frequency.

47. A 256-hertz vibrating tuning fork is brought neara nonvibrating 256-hertz tuning fork. The secondtuning fork begins to vibrate. Which phenomenoncauses the nonvibrating tuning fork to begin tovibrate?

A. resistance B. resonance

C. refraction D. reflection

48. Astronauts traveling toward Earth in a fast-movingspacecraft receive a radio signal from an antennaon Earth. Compared to the frequency andwavelength of the radio signal emitted from theantenna, the radio signal received by the astronautshas a

A. lower frequency and a shorter wavelength

B. lower frequency and a longer wavelength

C. higher frequency and a shorter wavelength

D. higher frequency and a longer wavelength


49. The diagram below shows a series of wave frontsapproaching an opening in a barrier. Point P islocated on the opposite side of the barrier.

The wave fronts reach point P as a result of



50. The diagram below represents a standing wave.

The number of nodes and antinodes shown in thediagram is

A. 4 nodes and 5 antinodes

B. 5 nodes and 6 antinodes

C. 6 nodes and 5 antinodes

D. 6 nodes and 10 antinodes

51. The diagram below shows two waves traveling inthe same medium. Points A, B, C, and D arelocated along the rest position of the medium.The waves interfere to produce a resultant wave.

The superposition of the waves produces thegreatest positive displacement of the medium fromits rest position at point

A. A B. B C. C D. D

52. An electromagnetic wave of wavelength 5.89× 10−7

meter traveling through air is incident on aninterface with corn oil. Calculate the wavelengthof the electromagnetic wave in corn oil. [Show allwork, including the equation and substitution withunits.]


53. A wave generator having a constant frequencyproduces parallel wave fronts in a tank of waterof two different depths. The diagram belowrepresents the wave fronts in the deep water.

As the wave travels from the deep water into theshallow water, the speed of the waves decreases.On the diagram provided below, use a straightedgeto draw at least three lines to represent the wavefronts, with appropriate spacing, in the shallowwater.


A ray of monochromatic light(f = 5.09 × 1014 Hz) passes through air and arectangular transparent block, as shown inthe diagram below.

Using a protractor, determine the angle ofincidence of the light ray as it enters thetransparent block from air.

55. Calculate the absolute index of refraction for themedium of the transparent block. [Show all work,including the equation and substitution with units.]

56. Calculate the speed of the light ray in thetransparent block. [Show all work, including theequation and substitution with units.]


57. A tuning fork vibrates at a frequency of 512 hertzwhen struck with a rubber hammer. The soundproduced by the tuning fork will travel through theair as a

A. longitudinal wave with air molecules vibratingparallel to the direction of travel

B. transverse wave with air molecules vibratingparallel to the direction of travel

C. longitudinal wave with air molecules vibratingperpendicular to the direction of travel

D. transverse wave with air molecules vibratingperpendicular to the direction of travel

58. Ultrasound is a medical technique that transmitssound waves through soft tissue in the humanbody. Ultrasound waves can break kidney stonesinto tiny fragments, making it easier for them tobe excreted without pain. The shattering of kidneystones with specific frequencies of sound waves isan application of which wave phenomenon?

A. the Doppler effect B. reflection

C. refraction D. resonance

59. In the diagram below, a stationary source locatedat point S produces sound having a constantfrequency of 512 hertz. Observer A, 50. metersto the left of S, hears a frequency of 512 hertz.Observer B, 100. meters to the right of S, hears afrequency lower than 512 hertz.

Which statement best describes the motion of theobservers?

A. Observer A is moving toward point S, andobserver B is stationary.

B. Observer A is moving away from point S, andobserver B is stationary.

C. Observer A is stationary, and observer B ismoving toward point S.

D. Observer A is stationary, and observer B ismoving away from point S.

60. While sitting in a boat, a fisherman observes thattwo complete waves pass by his position every4 seconds. What is the period of these waves?

A. 0.5 s B. 2 s C. 8 s D. 4 s

61. A wave passes through an opening in a barrier.The amount of diffraction experienced by the wavedepends on the size of the opening and the wave’s

A. amplitude B. wavelength

C. velocity D. phase


62. Two speakers, S1 and S2, operating in phase in thesame medium produce the circular wave patternsshown in the diagram below.

At which two points is constructive interferenceoccurring?

A. A and B B. A and D

C. B and C D. B and D

63. Base your answer(s) to the following question(s) onthe diagram below, which shows a wave in a rope.

Determine the wavelength of the wave.

64. Determine the amplitude of the wave.


A light ray (f = 5.09 × 1014 Hz) is refractedas it travels from water into flint glass. The pathof the light ray in the flint glass is shown in thediagram below.

Using a protractor, measure the angle of refractionof the light ray in the flint glass.

66. Calculate the angle of incidence for the light rayin water. [Show all work, including the equationand substitution with units.]


67. Using a protractor and straightedge, on thediagram, draw the path of the incident light ray inthe water.

68. Identify one physical event, other than transmissionor refraction, that occurs as the light interacts withthe water-flint glass boundary.

69. The diagram below shows two waves travelingtoward each other at equal speed in a uniformmedium.

When both waves are in the region betweenpoints A and B, they will undergo

A. diffraction

B. the Doppler effect

C. destructive interferencer

D. constructive interference

70. As viewed from Earth, the light from a star haslower frequencies than the light emitted by the starbecause the star is

A. moving toward Earth

B. moving away from Earth

C. stationary

71. Base your answer(s) to the following question(s)on the information and diagram below

A ray of monochromatic light having afrequency of 5.09 × 1014 hertz is incident onan interface of air and corn oil at an angle of35◦ as shown. The ray is transmitted throughparallel layers of corn oil and glycerol and isthen reflected from the surface of a planemirror, located below and parallel to theglycerol layer. The ray then emerges fromthe corn oil back into the air at point P.

Explain why the ray does not bend at the cornoil-glycerol interface.



Two plane mirrors are positionedperpendicular to each other as shown. Aray of monochromatic red light is incidenton mirror 1 at an angle of 55◦. This rayis reflected from mirror 1 and then strikesmirror 2.

Determine the angle at which the ray is incidenton mirror 2.

73. On the diagram above, use a protractor and astraightedge to draw the ray of light as it isreflected from mirror 2.

74. Which diagram best represents the behavior of aray of monochromatic light in air incident on ablock of crown glass?

A.

B.

C.

D.


75. A distance of 1.0 × 10−2 meter separates successivecrests of a periodic wave produced in a shallowtank of water. If a crest passes a point in the tankevery 4.0 × 10−1 second, what is the speed of thiswave?

A. 2.5 × 10−4 m/s B. 4.0 × 10−3 m/s

C. 2.5 × 10−2 m/s D. 4.0 × 10−1 m/s

76. A physics student takes her pulse and determinesthat her heart beats periodically 60 times in60 seconds. The period of her heartbeat is

A. 1 Hz B. 60 Hz C. 1 s D. 60 s

77. A physics student notices that 4.0 waves arrive atthe beach every 20. seconds. The frequency ofthese waves is

A. 0.20 Hz B. 5.0 Hz

C. 16 Hz D. 80. Hz

78. The accompanying diagram shows a standingwave.

Point A on the standing wave is

A. a node resulting from constructive interference

B. a node resulting from destructive interference

C. an antinode resulting from constructiveinterference

D. an antinode resulting from destructiveinterference

79. A change in the speed of a wave as it enters anew medium produces a change in

A. frequency B. period

C. wavelength D. phase


80. Two pulses, A and B, travel toward each otheralong the same rope, as shown below.

When the centers of the two pulses meet atpoint X, the amplitude at the center of the resultantpulse will be

A. +1 unit B. +2 units

C. 0 D. −1 unit

81. The superposition of two waves traveling in thesame medium produces a standing wave pattern ifthe two waves have

A. the same frequency, the same amplitude, andtravel in the same direction

B. the same frequency, the same amplitude, andtravel in opposite directions

C. the same frequency, different amplitudes, andtravel in the same direction

D. the same frequency, different amplitudes, andtravel in opposite directions

82. The energy of a water wave is most closely relatedto its

A. frequency B. wavelength

C. period D. amplitude

83. The diagram below represents a wave movingtoward the right side of this page.

Which wave shown below could produce astanding wave with the original wave?

A.

B.

C.

D.


84. Which diagram below does not represent aperiodic wave?

A. B.

C. D.

85. A transverse wave passes through a uniformmaterial medium from left to right, as shown inthe diagram below.

Which diagram best represents the direction ofvibration of the particles of the medium?

A. B.

C. D.

86. The diagram below represents a transverse wavemoving along a string.

On the diagram below, draw a transverse wave thatwould produce complete destructive interferencewhen superimposed with the original wave

87. The loudness of a sound will be determined by its

A. amplitude B. pitch

C. wavelength D. frequency


88. The accompanying diagram shows straight wavefronts passing through an opening in a barrier.

This wave phenomenon is called

A. reflection B. refraction

C. polarizaton D. diffraction

89. A beam of green light may have a frequency of

A. 5.0 × 10−7 Hz B. 1.5 × 102 Hz

C. 3.0 × 108 Hz D. 6.0 × 1014 Hz

90. Compared to wavelengths of visible light, thewavelengths of ultraviolet light are

A. shorter B. longer C. the same

91. What occurs when light passes from water intoflint glass?

A. Its speed decreases, its wavelength becomesshorter, and its frequency remains the same.

B. Its speed decreases, its wavelength becomesshorter, and its frequency increases.

C. Its speed increases, its wavelength becomeslonger, and its frequency remains the same.

D. Its speed increases, its wavelength becomeslonger, and its frequency decreases.

92. In a certain material, a beam of monochromaticlight (f = 5.09 × 1014 hertz) has a speed of2.25 × 108 meters per second. The material couldbe

A. crown glass B. flint glass

C. glycerol D. water

93. In a vacuum, all electromagnetic waves have thesame

A. wavelength B. frequency

C. speed D. amplitude


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