Προσομοιώσεις για το φαινόμενο Doppler

http://www.planetseed.com/files/flash/science/lab/airspace/doppler/en/doppler_exp.htm?width=750&height=460&popup=true

http://astro.unl.edu/classaction/animations/light/dopplershift.html

http://highered.mcgraw-hill.com/olcweb/cgi/pluginpop.cgi?it=swf::800::600::/sites/dl/free/0072482621/78778/Doppler_Nav.swf::Doppler%20Shift%20Interactive

http://galileoandeinstein.physics.virginia.edu/more_stuff/flashlets/doppler.htm