Which unit is the intensity (loudness) of a sound measured in?
  • Decibels
  • Crucibles
  • Multiples
  • Degrees
Which travels fastest, light or sound?
  • Light travels faster than sound
  • Light and sound travel at the same speed
  • Sound always travels faster than light
  • Sound sometimes travels faster than light
Which musical instruments produce lower pitches?
  • Shorter or thinner instruments
  • Larger or thicker instruments
  • Brass instruments
  • Woodwind instruments
Sound waves can be reflected, transmitted or what else?
  • Bounced
  • Deflected
  • Transcribed
  • Absorbed
Why does a guitar produce a lower pitch when you do not press any fingers against a string while plucking it?
  • A shorter string produces a lower pitch
  • A shorter string produces a louder sound
  • A longer string produces a higher pitch
  • A longer string produces a lower pitch
Which unit is sound frequency measured in?
  • Amps
  • Joules
  • Hertz
  • Heinz
When something vibrates quickly, it makes high frequency waves. You hear this as what kind of sound?
  • A high pitch
  • A low pitch
  • A medium pitch
  • A G sharp
Sound waves can be reflected off solid objects. When this happens, what do we hear?
  • Music
  • An echo
  • Thunder
  • No sound
When a sound wave hits your ear, it makes the air in your ear vibrate. These vibrations cause what part of your body to vibrate?
  • Your auditory nerve
  • Your ear drum
  • Your aorta
  • Your retina
What can sound travel through?
  • Air
  • Water
  • Walls
  • All of the above
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