The Fundamentals of Sound
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Questions and Answers

What is sound?

  • A form of energy produced by vibrations (correct)
  • A form of light produced by vibrations
  • A form of matter produced by vibrations
  • A form of heat produced by vibrations
  • What is the speed of sound in air at room temperature?

  • Approximately 1000 meters per second
  • Approximately 343 meters per second (correct)
  • Approximately 150 meters per second
  • Approximately 760 meters per second
  • Which factor does not affect the speed of sound?

  • Temperature
  • Pressure
  • Altitude
  • Humidity (correct)
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