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Concepts: The momentum of an object is the product of its mass and velocity. The momentum of an isolated system (one upon which no net external force acts) is conserved.
Summary: Students collect data for elastic collisions that leads to the law of conservation of momentum.
Objectives Links:
I. D. Systems of particles, linear momentum
Process Skills Checklist
Equipment:
- air track
- 3 air track gliders (two 300 gram and one 150 gram)
- photogates with basic timers
- electric glider launcher
Safety Concerns:
no special concerns
Revision Date: Fall 1999
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