This page starts with some experiments involving avi files changed to animated gif. All work on this page is copyright 1997 by R. Gary Layton.
Permission is given for use in any non-profit educational applications.
I would appreciate e-mail comments. This is an extract from a video of Andy Johnson dropping a watermelon and a tomato from the top of the NAU Science Building. Click on the picture for the animation. The file is about 66 kb. This is a reduced size animation of SHM and the reference circle.