The Science of Sound Quiz

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Questions and Answers

What is the frequency range for audio waves that elicit an auditory percept in humans?

  • 10 Hz to 40 kHz
  • 15 Hz to 25 kHz
  • 20 Hz to 20 kHz (correct)
  • 30 Hz to 15 kHz

What is the interdisciplinary science that deals with the study of mechanical waves in gasses, liquids, and solids including vibration, sound, ultrasound, and infrasound?

  • Chemistry
  • Acoustics (correct)
  • Biology
  • Geology

What are sound waves with frequencies above 20 kHz known as?

  • Ultra-low frequency waves
  • Ultrasound (correct)
  • Audible sound
  • Infrasound

At atmospheric pressure, what are the approximate wavelengths of sound waves that represent the audio frequency range?

<p>1.7 cm to 17 cm (A)</p> Signup and view all the answers

What are sound waves below 20 Hz known as?

<p>Infrasound (C)</p> Signup and view all the answers

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