Other Sciences

8th

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Sound Wave & Mediums

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  • 1. Multiple Choice
    30 seconds
    1 pt
    A reflected sound wave
    frequency
    pitch
    echo
    rarefaction
  • 2. Multiple Choice
    30 seconds
    1 pt
    A wave that requires a medium through which to travel
    mechanical wave
    chemical wave
    electromagnetic wave
    pitch
  • 3. Multiple Choice
    30 seconds
    1 pt
    Which statement about sound waves is true? 
    Air travels with them
    They travel through a vacuum
    They exist only if heard
    They can be reflected. 
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