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Sound energy
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Sound energy travels in...(longitudinal or transverse)
Longitudinal
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Dogs can hear a range of frequencies lower than our own hear in range called...(Infrasound frequencies or Ultrasound frequencies
Ultrasound frequencies
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Speed of sound in air varies with -temperature.(True or False)
True
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Sound is not a form of energy.(True or False)
False
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Sound is produced when an object...
Vibrates
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True or False: Sound energy can travel through outer space (a vacuum).
False
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Loud noise or quiet noise?
Quiet
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True or False Sound waves like electromagnetic waves.
False
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Sound energy needs a medium (solid, liquid or gas) to travel through.
True
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Loud noise or quiet noise?
Loud
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Elephants can hear a range of frequencies lower than our own hear in range called...(Infrasound frequencies or Ultrasound frequencies
Infrasound frequencies
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