Card snapped from under a weight by a leaf spring.

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(A)Mechanics - A+20: Linear Inertia

Linear Inertia. Weight rests on card which rests on a stand. Card just touches leaf 6" spring. Card snapped from under weight. Leaf Spring is drawn back. Spring is released and card is snapped away. Weight stays on the stand.
UCB Index: 
A+20+0
PIRA Index: 
1F20.34
Demo Diagram: 

UCB Taxonomy:

PIRA Taxonomy:

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