momentum and forces
- Created by: emews
- Created on: 26-10-17 17:37
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- Momentum and forces
- p is momentum - kg m/s
- m is mass - kg
- v is velocity - m/s
- momentum stays the same before and after a collision
- force = change in momentum over time
- If A exerts a force on B, then B exerts an equal but opposite force on A
- car safety features
- seat belts
- air bags
- Untitled
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