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The Kid Should See This

Chladni Plate: Sand Vibration Patterns

Rest your hands on a speaker playing loud music. Feel the sound vibrations? Now, you might want to adjust your volume for this one.

Sound frequencies produce a variety of increasingly intricate resonance patterns. And if you sprinkle sand or salt on a metal plate that is vibrating from these sound frequencies, you can see the patterns.

Did I explain that correctly? If not, Science Friday has a great video that explains it super clearly. Highly recommended. 

Related videos: more on frequency and Chladni patterns.

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