PBS
Pbs Learning Media: Pitch: Water Trombone
This video segment, adapted from ZOOM, demonstrates how to use a drinking straw and a bottle full of water to make low- and high-pitched sounds. [1:11]
PBS
Pbs Learning Media: Experimenting With a Glass Xylophone
In this video segment adapted from ZOOM, the cast investigates how the pitch of sound changes when they strike a variety of glasses filled with different amounts and types of liquids. [5:07]