Before we get too technical with sound and learning about what it is, let’s have some fun looking at sound waves. Make sure you’re not doing this experiment with good speakers, because you may damage them!
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We have seen you demonstrate the non newtonian fluid on a speaker in some video that we can no longer find. If this is it, may we have access to it? I cannot figure out if I need to have a speaker hooked up to frequency generator or just stereo? Can you help? Thanks!