PBS
Longitudinal Waves | UNC-TV Science
Discover whether sound travels in space and other fascinating science facts. Scientists explore energy transfer by longitudinal waves and learn about compression, rarefaction, amplitude, and wavelength while watching an animated video....
Physics Classroom
The Physics Classroom: Sound Waves and Music: Sound as a Longitudinal Wave
Students explore and discover how sound is created through longitudinal waves.
Physics Classroom
The Physics Classroom: Sound Waves and Music: Sound Is a Pressure Wave
Students see illustrated diagrams and animations to help them understand the pressure characteristics of a sound wave.
Physics Classroom
The Physics Classroom: Longitudinal Waves and Tuning Forks
This resource explores how vibrating objects produce sound waves. The site contains information and an animation.