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5 Written questions

5 Matching questions

  1. Rarefaction
  2. Forced Vibration
  3. Longitudinal Wave
  4. Period
  5. Hertz
  1. a the vibration of an object that is made to vibrate by another vibrating object
  2. b the unit of frequency
  3. c the least dense region of a compressional wave
  4. d a wave in which the vibration of the medium is parallel to the direction the wave travels
  5. e an amount of time

5 Multiple choice questions

  1. how high or low a sound is
  2. The interference that occurs when two waves combine to make a wave with a larger amplitude.
  3. the quality imparted to voiced speech sounds by the action of the resonating chambers of the throat and mouth and nasal cavities
  4. reach a high point
  5. a wave that moves the medium in a direction perpendicular to the direction in which the wave travels

5 True/False questions

  1. Simple Harmonic Motionperiodic motion in which the restoring force is proportional to the displacement


  2. WaveAny surging or progressing movement or part resembling a wave of the sea


  3. Natural Frequencythe number of occurrences of a wave within a given time period (usually 1 second)


  4. Compressionthe part of a longitudinal wave where the particles of the medium are close together


  5. Destructive Interferencethe interference that occurs when two waves combine to make a wave with a smaller amplitude


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