The Physics To Go website will be unavailable Friday evening through Saturday afternoon as electrical work occurs in the American Center of Physics server room. Down time will begin at 6PM Eastern Time on Friday. Service is expected to resume by 6PM on Saturday, July 30.

The Doppler Effect and Sonic Booms Feature Summary

Physics at Home
The Doppler Effect and Sonic Booms
Check out The Doppler Effect and Sonic Booms for animations of the sound source moving at various factions of the speed of sound, with related background information and lots of interesting images. For a related simulation, where you control the speed of a supersonic bug, see NASA's Interactive Sound Waves.
June 16, 2010 - July 1, 2010