avatar Jacob Junior
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avatar Mark Manson
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avatar Patricia Lee
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avatar Joseph Mitchell
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avatar Isabella Lewis

johnson is kind of cool a natural frequency this tuning fork is about two hundred and sixty hertz sound like this when i get it close to the spring pong ball you can see that it s resonating enough to actually bounce the ping pong ball around now the frequency of this tuning fork has a little thing on the top that makes it about tuning fork

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avatar Jeremy Jordan
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