The
following Flash animations were created by David M. Harrison, Dept. of Physics,
at the University
of Toronto. He has granted permission for their educational use.
Many
more of these of these animations can be found at
http://www.upscale.utoronto.ca/GeneralInterest/Harrison/Flash/.
If
you do not have the Flash player, it is a free download from
http://www.macromedia.com/