Starter quiz

  • Sound and ultrasound are which type of wave?
    • transverse waves
    • longitudinal waves  ✓
    • electromagnetic waves
  • Match each property of sound to the correct feature of sound waves.
    • volume (how loud/quiet)
      ⇔
      this is set by the amplitude of the sound wave ✓
    • pitch (how high/low)
      ⇔
      this is set by the frequency of the sound wave ✓
    • timbre (quality of the sound)
      ⇔
      this is set by the shape of the sound wave ✓
  • Identify the true statements about the human ear.
    • All parts of human ears are outside of the head.
    • Human ears extend inside the head.  ✓
    • The human ear is a uniform structure/tissue, without smaller parts.
    • The human ear is made up of several smaller parts.  ✓
  • Which of the following is not found within a human ear?
    • ear drum
    • ear canal
    • ear trumpet  ✓
    • bone
  • Which of these animals can't detect ultrasound?
    • bats
    • humans  ✓
    • dogs
    • dolphins
  • Ultrasound waves always have a very ...
    • high frequency  ✓
    • long wavelength
    • large amplitude
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