Monday, 22 July 2013 09:44


Additional Info

  • ID Code: H2-41
  • Purpose: Demonstrates Doppler effect
  • Description: A ball that emits a high-pitched squeal is hooked to the end of a cord and whirled about the instructor's head or thrown from person to person. The Doppler effect can easily be heard throughout even a large room.

    An X or patch on the fabric of the ball marks the location of the concealed switch.

  • Availability: Available
  • Loc codes: H2
Read 1061 times Last modified on Monday, 28 August 2017 13:05
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