BBC Learning Zone Clips

CLIP 3

Sound and vibration - a puzzle

Sound and vibration - a puzzle
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Key Info
  • Sound and vibration - a puzzle
  • Duration: 00:39
  • A glass is vibrated which causes a wire on an adjacent glass of the same size to fall off the glass. When the glass to be vibrated is replaced with a larger glass the wire does not move or fall off. Why did the wire move in the first experiment but not in the second?
  • Subject:

    Science

       Topic:

    Phys: Waves - Sound and Light

  • Keywords: puzzle, sound, energy, vibration
Ideas for use in class
  • Starter to promote discussion and further ideas.
Background details
  • Clip language : English
  • Aspect ratio : 4x3

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