Sound – Worksheets MCQ | Multiple Choice Questions from the Sound chapter – physics

Sound (physics) – MCQ worksheets with answer + other exercises

Sound – MCQ Worksheet (with answer) – set 1

[answers given at the end of this page]

  1. Through which medium do sounds waves travel most slowly?
    a. air
    b. wood
    c. glass
    d. aluminum
  2. Assume that sound A has a decibel level of 10 and sound B has a decibel level of 30. How many times louder
    is sound B than sound A?
    a. 3
    b. 10
    c. 20
    d. 100
  3. What determines the intensity of sound?
    a. amplitude of sound waves
    b. frequency of sound waves
    c. distance from the sound source
    d. two of the above
  4. Compared with a low-pitched sound, a high-pitched sound has sound waves with
    a. greater intensity.
    b. higher frequency.
    c. greater amplitude.
    d. longer wavelength.
  5. Human beings can normally hear sounds with a frequency between about
    a. 10 and 10,000 Hz.
    b. 20 and 20,000 Hz.
    c. 20 and 140 Hz.
    d. 10 and 120 Hz.
  6. The speed of sound in air at 20 °C is
    a. 343 m/s.
    b. 1437 m/s.
    c. 3850 m/s.
    d. 4540 m/s
  7. The Doppler effect occurs when the sound source
    a. is moving relative to the listener.
    b. produces sound waves with a frequency above 10,000 Hz.
    c. starts producing lower frequency sound waves.
    d. starts producing greater amplitude sound waves.

Sound – MCQ Worksheet (with answer) – set 2

[answers given at the end]

  1. The arrangement of the ossicles in the middle ear allows them to work together as a(n)
    a. inclined plane.
    b. wedge.
    c. screw.
    d. lever.
  2. When the oval window in the ear vibrates, it causes vibrations in the
    a. anvil.
    b. cochlea.
    c. hammer.
    d. eardrum.
  3. Which of the following ear structures is damaged by excessive exposure to loud sounds?
    a. pinna
    b. ossicle
    c. hair cell
    d. ear canal
  4. When the cochlea vibrates, it causes
    a. waves to pass through the cochlear fluid.
    b. sound waves to increase in frequency.
    c. the ossicles to start vibrating faster.
    d. two of the above
  5. Hearing loss due to exposure to loud sounds is
    a. common.
    b. permanent.
    c. preventable.
    d. all of the above
  6. Activities that may expose people to dangerously loud sounds include
    a. lawn mowing.
    b. snowmobile riding.
    c. construction work.
    d. all of the above
  7. Which statement about electronic hearing protectors is true?
    a. They muffle all sounds.
    b. They generate anti-noise sound waves.
    c. They send electronic signals to the brain.
    d. They use insulation to block sound waves.

Sound – MCQ Worksheet (with answer) – set 3

[answers given at the end]

  1. Basic categories of musical instruments include
    a. wind instruments.
    b. string instruments.
    c. percussion instruments.
    d. all of the above
  2. You can change the pitch of a saxophone by
    a. playing the instrument without a reed on the mouthpiece.
    b. opening or closing holes on the sides of the instrument.
    c. blowing harder through the instrument’s mouthpiece.
    d. none of the above
  3. The sound of a drum is amplified when the
    a. air inside the drum vibrates.
    b. skin of the drum is loosened.
    c. sticks of the drum start to vibrate.
    d. size of the drum is reduced.
  4. All of the following instruments are wind instruments except
    a. flutes.
    b. violins.
    c. trumpets.
    d. saxophones.
  5. You play a xylophone by hitting wooden bars with rubber mallets. Which type of musical instrument is a
    xylophone?
    a. wind instrument
    b. string instrument
    c. percussion instrument
    d. none of the above
  6. Uses of ultrasound include
    a. sonar.
    b. echolocation.
    c. ultrasonography.
    d. all of the above
  7. Animals that use echolocation include
    a. bats.
    b. whales.
    c. dolphins.
    d. all of the above

Answers to MCQ Worksheet 1

Multiple Choice

  1. a
  2. d
  3. d
  4. b
  5. b
  6. a
  7. a

Answers to MCQ Worksheet 2

Multiple Choice

  1. d
  2. b
  3. c
  4. a
  5. d
  6. d
  7. b

Answers to MCQ Worksheet 3

Multiple Choice

  1. d
  2. b
  3. a
  4. b
  5. c
  6. d
  7. d

Also read:

Current Electricity MCQ

Electric Charge MCQ

Force MCQ

Machines – MCQ

MCQ worksheet – Motion [PDF]

Fluid Buoyancy MCQ

Sound – Worksheets MCQ | Multiple Choice Questions from the Sound chapter – physics
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