Sandbox Experiments: Drawings for Lab Reports and Make up work 
April 2008         [ Compression  ]    [  Extension  ]

Compression Experiment (Drawings by J. Rocha, Photos by M. Ellsworth)

Starting Photo

20 Turns

Photo Step 1

40 Turns

No Photo Available

60 Turns

Photo Step 3

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Extension Experiment (Drawings by D. Sumner, Photos by M. Ellsworth)

STARTING
 

15 turns

Photo 15 turns

25 turns

Photo 25 turns