3C10.21 - Stethoscope

Code Number:
Demo Title:
Directed Sound
Area of Study:
Acoustics, Biology

No advanced notice necessary.

  • James Burgard, "How to Hear a Mouse Roar", TPT, Vol. 9, #8, Nov. 1971, p. 457.
  • Rick Beyer, "Bah-Bump Goes The Stethoscope", The Greatest Science Stories Never Told, p. 40.
  • Jearl Walker, "3.32, Stethoscopes and Respiratory Sounds", The Flying Circus of Physics Ed. 2, p. 159.
  • Janice VanCleave's, "Lub-Dub", Janice VanCleave's 203 Ice, Freezing, Frosty, Cool & Wild Experiments, #77, p. 44.
  • Tom Petruzzellis, "Electronic Stethoscope", Electronic Sensors for the Evil Genius, p. 7.
  • UNESCO, "B. Your Senses", 700 Science Experiments for Everyone, p. 207 - 209.

Disclaimer: These demonstrations are provided only for illustrative use by persons affiliated with The University of Iowa and only under the direction of a trained instructor or physicist.  The University of Iowa is not responsible for demonstrations performed by those using their own equipment or who choose to use this reference material for their own purpose.  The demonstrations included here are within the public domain and can be found in materials contained in libraries, bookstores, and through electronic sources.  Performing all or any portion of any of these demonstrations, with or without revisions not depicted here entails inherent risks.  These risks include, without limitation, bodily injury (and possibly death), including risks to health that may be temporary or permanent and that may exacerbate a pre-existing medical condition; and property loss or damage.  Anyone performing any part of these demonstrations, even with revisions, knowingly and voluntarily assumes all risks associated with them.