Description:
The wave machine is used to show how the frequency and the wavelength of a wave depend on one another. Further, when a wave moves from one medium to another, the speed of the wave changes, and the wave machine shows how this affects the wavelength of such a wave.
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Description:
This demo shows the wave patterns of three different instruments; a flute, an alto saxophone, and a trumpet.
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Description:
In this video, a standing wave on a string has a strobe light flashing on it. With the right frequency, the strobe light can make the string appear bent and unmoving in midair!
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Description:
Features of standing waves such as nodes and anti-nodes can be seen in a spring that is fixed at one end and vibrated at the other end.
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This short demonstration shows how the sound an object makes can change pitch if it is moving.
