PBS
Pbs Learning Media: Understanding Vibration and Pitch
This video segment presents a variety of sounds -- from animals to machines to musical instruments -- while introducing the basic concepts of vibration, volume, and pitch. [2:36]
PBS
Pbs Kids: Animations: What Is Sound?
Narrated animation that visually explains how an object vibrating produces sound. (30 secs) Uses QuickTime.
NPR: National Public Radio
Npr Videos: Skunk Bear: What Makes Frozen Lakes Sing?
This winter solstice we take on a cold case: what's the physics behind the strange twanging of frozen lakes? Turns out it's the same physics that gave us the iconic Star Wars blaster sound. [3:03]
Science for Kids
Science Kids: Cool Sound Vibrations
Watch this video to see how sound waves travel through water. [0:34]