Once you've learned about waves, it's time to put it into action. Let's find out where these waves show up in every day life, how we use them, and why we care about waves at all.
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NEW! Download the complete packet for this section here.
Sound waves are mechanical waves. For review, a wave transports energy through a medium, like air or water. The medium itself doesn't move much past its original equilibrium position, but the wave does as it moves through the medium. The particles vibrate to carry the wave, and it's called a mechanical wave because the particles interact with each other to propagate the sound wave.