Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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| 1. | The
frequency of a sound wave determines a. | how loud the sound is. | c. | how fast the sound travels. | b. | the pitch of the
sound. | d. | the magnitude of
the compression. | | | | |
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| 2. | The
medium seismic waves travel through is a. | energy. | c. | air. | b. | rocks and other materials inside
Earth. | d. | a
vacuum. | | | | |
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| 3. | A
wave has a period of 0.25 seconds. The frequency of this wave is a. | 0.25
hertz. | c. | 2
hertz. | b. | 25 seconds. | d. | 4 hertz. | | | | |
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| 4. | Sound
waves are a. | circular
waves. | c. | polarized
waves. | b. | longitudinal waves. | d. | transverse waves. | | | | |
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| 5. | How
loud a sound is depends on a. | the medium. | c. | the pitch of the sound. | b. | the amplitude of
the waves. | d. | the wavelength
of the sound. | | | | |
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| 6. | The
amplitude of the above wave is a. | 6 m. | c. | 0.5 m. | b. | 1
m. | d. | 3
m. | | | | |
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| 7. | The
wavelength of the wave in the diagram is a. | 6.0 m. | c. | 1.5 m. | b. | 0.75
m. | d. | 3
m. | | | | |
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| 8. | A
sound wave in air has a frequency of 680 cycles per second. What is the approximate wavelength of the
sound wave? a. | 0.5
m | c. | 340
m | b. | 680
m | d. | 20
m | | | | |
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| 9. | The
color of light is determined by ____ of the light waves. a. | the
speed | c. | the
frequency | b. | the amplitude | d. | the medium | | | | |
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| 10. | Water
waves a. | are not
mechanical waves. | c. | transport energy
but not water. | b. | transport energy and water. | d. | transport water but not energy. | | | | |
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| 11. | The
frequency of a sound wave is determined by the a. | speed of the wave. | c. | source of the wave. | b. | medium of the
wave. | d. | amplitude of the
wave. | | | | |
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| 12. | A
person is standing still and listening to a siren sounding an alarm. The frequency of the sound is
500 Hz. The person begins running toward the sound at a rate of 20 m/s. The frequency of the sound
the person hears will a. | increase. | c. | decrease. | b. | remain the
same. | d. | change by 20
Hz. | | | | |
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| 13. | Light
waves a. | cannot travel
through solids. | c. | are caused by a
vibrating object. | b. | are electromagnetic waves. | d. | require a medium. | | | | |
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| 14. | A
train of waves is moving at a speed of 30 m/s. The frequency of the waves is 10 Hz. What is the
wavelength? a. | 30
m | c. | 0.1
m | b. | 3
m | d. | 300
m | | | | |
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| 15. | Water
waves are a. | mechanical
waves. | c. | transverse
waves. | b. | longitudinal waves. | d. | compression waves. | | | | |
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| 16. | Sound
waves a. | can travel in a
vacuum. | c. | require a
medium. | b. | are unrelated to vibrations. | d. | are not mechanical waves. | | | | |
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| 17. | A
wave with a frequency of 0.5 Hz and a speed of 10 m/s has a wavelength of a. | 0.2
m. | c. | 0.5
m. | b. | 20
m. | d. | 50
m. | | | | |
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| 18. | A
____ is a good mathematical model for representing transverse waves. a. | exponential
curve | c. | tangent
curve | b. | parabolic curve | d. | sine curve | | | | |
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| 19. | A man
is standing on the shore of a beach, up to his knees in water. Every 5 seconds a wave breaks on him.
What is the period of the wave? a. | 5 hertz | c. | 5 seconds | b. | 0.2
hertz | d. | 12 waves per
minute | | | | |
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| 20. | Light
waves are a. | rotating
waves. | c. | longitudinal
waves. | b. | circular waves. | d. | transverse waves. | | | | |
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| 21. | A
child is sending pulses down a stretched rope at a rate of 2 pulses per second. The distance between
the pulses is 5 meters. What is the speed of the wave? a. | 10
m/s | c. | 5
m/s | b. | 2.5
m/s | d. | 2
Hz | | | | |
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| 22. | A
wave front is a. | the initial
disturbance of the medium. | b. | a surface made up of all the points on a wave that have the
same energy. | c. | the first part of a wave. | d. | a line
connecting a crest and a trough. | | |
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| 23. | A
wave x meters long has a speed of y meters per second. The frequency of the wave is
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| 24. | The
difference between visible light and X rays is that a. | the speed of X
rays is greater. | c. | they travel
through a different medium. | b. | the amplitude of visible light is
greater. | d. | the frequency of
X rays is greater. | | | | |
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| 25. | Which
type of electromagnetic wave has the greatest wavelength? a. | radio
waves | c. | microwaves | b. | visible light | d. | X rays | | | | |
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Completion
Complete each sentence or
statement.
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Wordbank:
* make sure completion is spelled correctly as
shown above or no credit.
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| | 26. | The
____________________ is the greatest distance that particles in a medium move from their normal
position when a wave passes.
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| | 27. | The
bending of a wave as it passes an edge or an opening is called ____________________.
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| | 28. | The
highest point of a transverse wave is called the ____________________.
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| | 29. | The
lowest point of a transverse wave is called the ____________________.
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| | 30. | In
____________________, waves combine so that the resulting wave is smaller than the largest of the
original waves.
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| | 31. | A
wave that causes the particles of the medium to vibrate perpendicularly to the direction the wave
travels is called a(n) ____________________.
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| | 32. | A(n)
____________________ is a disturbance that transmits energy through matter or space.
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| | 33. | A(n)
____________________is a wave form caused by interference that appears not to move along the medium
and that shows nodes and antinodes.
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| | 34. | The
____________________ is the time required for one full wavelength to pass a certain
point.
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| | 35. | The
bending of waves as they pass from one medium to another is called
____________________.
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| | 36. | The
bouncing back of a wave as it meets a surface or boundary is called
____________________.
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| | 37. | A
wave that causes the particles of the medium to vibrate parallel to the direction the wave travels is
called a(n) ____________________.
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| | 38. | In
____________________, waves combine so that the resulting wave is bigger than the largest of the
original waves.
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| | 39. | The
matter through which a wave travels is called the ____________________.
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| | 40. | The
____________________ is the number of vibrations that occur in a 1-second time
interval.
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| | 41. | A(n)
____________________ consists of changing electric and magnetic fields and does not require a
medium.
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| | 42. | ____________________ occurs when two or more waves exist in the same place at the same
time.
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True/False
Indicate whether the sentence or statement is true
or false.
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| 43. | The
energy of a mechanical wave depends on the amplitude of the wave.
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| 44. | As
the period of a wave increases, the frequency increases.
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| 45. | Light
waves are examples of transverse waves.
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| 46. | Radio
waves are an example of electromagnetic waves.
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| 47. | In
water waves, the disturbance consists of fluctuations in the density of water.
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| 48. | The
greater the frequency of the wave in a particular medium, the greater the speed of the
wave.
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| 49. | The
color of visible light depends on the wavelength of the light.
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| 50. | As
the frequency of sound waves increases, the wavelength of the sound waves decreases.
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