Physics 121 HW
Fall 2007 
Prof. E. F. Redish

Homework
Assignment 6F
(Due Friday, 10/19/07)
1. The cut pendulum
2. Ping-pong ball packing
3. Riding an elevator
4. Forces in a car

RETURNS
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This page prepared by
Edward F. Redish
Department of Physics
University of Maryland
College Park, MD 20742
Phone: (301) 405-6120
Email: redish@physics.umd.edu
Last revision 14. October,
2007.