Code Number: 3B10.85

Demo Title: Non - Recurrent Wave Fronts

Condition: Excellent

Principle: Wave Motion

Area of Study: Oscillations & Acoustics, E & M

Equipment:

Former Formats: 16mm film, Miller Videodisk.

Present Format is a YouTube video.

Procedure:

A non-recurrent wave of a crowd at the Vatican, a wave traveling up the Seine, and several other examples are presented on the film and videodisk.

Gerald Zani from Brown University offers this short explanation of what is a true wave machine.

Wave Machines - Gerald Zani - Brown University

References:

Jearl Walker, "1.129, Football-Stadium Wave", The Flying Circus of Physics Ed. 2, p. 65.
"Human Waves", Physics From the Junk Drawer, 3rd Edition, The Science House, North Carolina State University, p. 5.

Ealing Film-Loops 80-217 - Non-Recurrent Wavefronts

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.

Instructional Resources and Lecture Demonstrations

3B10.85 - Non - Recurrent Wave Fronts

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