Plastic Coke Bottle ResonanceThe cavity resonance frequencies of a 20 oz plastic coke bottle were recorded by blowing over the top of it and measuring the frequency using a microphone and a digital frequency counter.
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Curve fit of Plastic Coke Bottle DataThe cavity resonance data for a 20 oz plastic coke bottle was fit with a least squares line with the aid of the CricketGraph software.
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Modeling Plastic Coke Bottle ResonanceYou can calcutate the amount of water to add to sound a chosen frequency with a 20 oz plastic coke bottle. Use the curve fit to calculate the volume and subtract that from the total volume to predict the amount of water to add.
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Mary Had a Little Lamb
Experimenters Michelle Miresse, Jeanne Urban and Kim Miller enjoy their production of "Mary Had a Little Lamb". Everyone else liked it too!
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