The Science of Vibrations
Have you ever felt your phone buzz or a speaker shake when music is playing? Those are vibrationsvibrationsmovements around a middle, or resting, spot. Because the can be regular, they make the air around them move in waves, so your ears and brain hear a musical note., which are quick back-and-forth
Sometimes vibrationsvibrations with your own hands. are smooth and even, and sometimes they are bumpy and random, so they just feel like shaking. Next time you touch a humming washing machine or a purring cat, you are feeling