More on sound waves and the Doppler effect

Today, we finish our study of sound waves with a rich blend of different aspects of sound waves in air.

• Sound waves produced by air columns
• Plane waves, spherical waves, and the inverse square law
• The decibel scale for measuring sounds
• The Doppler effect
• An applet illustrating the Doppler effect
• Joe Orca considers a lunch break

Copyright © Michael Richmond. This work is licensed under a Creative Commons License.