Production of sound | Mechanical waves and sound | Physics | Khan Academy
khanacademymedicine Sound is vibrating air. But how does the air start vibrating? Created by David SantoPietro. Watch the next lesson: https://www.khanacademy.org/science/physics/mechanical-waves-and-sound/sound-topic/v/sound-properties-amplitude-period-frequency-wavelength?utm_source=YT&utm_medium=Desc&utm_campaign=physics Missed the previous lesson? […]
