MECHANICS - NEWTON'S FIRST LAW - INERTIA OF REST NC State University Faculty Access

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Smash Your Hand
# 1F20.20


Description: This demonstrations shows the inertia of rest.

Instructions: Place the lead brick (~116 Newtons) on your hand. Now smash the brick with a hammer. If done right, it will not hurt :-)

Hazards: Remove rings from your fingers before trying this demo. Begin by hitting the brick lightly and gradually start hitting the brick harder until it is uncomfortable.

Parts: Lead Brick
Hammer


Quant. in Demo Room: 1

Demo References
Freier and Anderson Mc-1 Hit a 10 lb. brick with a hammer while it rests on your hand.

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