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PURPOSE: To demonstrate the third law of motion dramatically.
DESCRIPTION: Pressing the fire extinguisher handle expels carbon dioxide out a nozzle straight behind the tricycle, causing forward thrust of the tricycle. Click your mouse on the photograph above to view an mpeg video of the action.
This is a MUST - an unforgettable demonstration.
SUGGESTIONS: Be CAREFUL! It goes FAST!
REFERENCES: Available. (PIRA unknown.)
EQUIPMENT: Rocket tricycle, as photographed. Each tank is good for 1-2 uses.
SETUP TIME: 20 min.
