Quiz  /  Pitch and Acoustics

  • 1. 
    The faster the frequency of a sound wave, the ______ the pitch of the sound.

  • Higher
  • Lower
  • Same (frequency doesn't affect pitch)

  • 2. 
    What is the standard unit of measure for frequency?

  • Decibels
  • Watts
  • Hertz
  • Joules

  • 3. 
    Which sound would likely have the lowest frequency?

  • A flute
  • Someone's voice
  • A bass guitar
  • A whistle

  • 4. 
    What part of the human body helps us to make sounds and talk?

  • Vocal cords
  • All of the above
  • Tongue
  • Lungs

  • 5. 
    What part of the human body vibrates to make sound when we talk?

  • Vocal cords
  • Throat
  • Tongue
  • Lungs

  • 6. 
    True or False: Acoustic design can be used to help sound travel in some buildings and to prevent sound from traveling in other buildings.

  • FALSE
  • TRUE

  • 7. 
    What is it called when sound waves bounce off of certain materials?

  • Vibration
  • Absorption
  • Acoustics
  • Reverberation

  • 8. 
    What is it called when sound waves are not reflected off of certain materials?

  • Acoustics
  • Absorption
  • Reverberation
  • Vibration

  • 9. 
    Which of the following items is most likely to reverberate sound?

  • Tile flooring
  • Blankets
  • Curtains
  • Carpeting

  • 10. 
    What is it called when sound waves from a moving car change pitch as the car passes by you?

  • Acoustics
  • The Doppler Effect
  • Vibration
  • Absorption
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