Sound, Vibration, Wave Characteristics
2:21
Added: 2 years ago
From: tonymang2
Views: 46,110
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  • cool

    wordauras 1 week ago

  • fantastic ..old is gold ....great explanation ..

    

    MultiMind100 1 week ago

  • okay, so if it was filmed in 2010(right?) so why is it al so old, or is just the effect?

    MaryKings27 2 weeks ago

  • @MaryKings27 uploaded 2010. Filmed in the 40's

    tonymang2 2 weeks ago

  • great video sure its old but it gets to the point

    sockpuppet1231 1 month ago

  • Great video! As dull as it may seem, it is very informative and clear.

    grimslider75 7 months ago

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