The Ultimate Sound and Audio Quiz
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Questions and Answers

Which of the following creates waves of pressure perceived as sound in the air?

  • Light waves
  • Radio waves
  • Magnetic waves
  • Vibrations (correct)
  • What is the branch of physics that studies sound called?

  • Acoustics (correct)
  • Botany
  • Geology
  • Astrology
  • How are sound pressure levels measured?

  • In hertz
  • In watts
  • In volts
  • In decibels (dB) (correct)
  • What is the smallest audible sound, near total silence, measured in decibels?

    <p>0 dB</p> Signup and view all the answers

    What represents the amplitude of a sound at a discrete point in time in digital audio?

    <p>Samples</p> Signup and view all the answers

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