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Forces
| Term | Definition |
|---|---|
| centripaly | A force that causes an object to move in a circle |
| rolling friction | Friction that occurs when an object is moving |
| newton | The SI unit used for the magnitude,or stenghth, of a force |
| Force | A push or pull exerted on an object |
| Static friction | Friction that acts on abjects that are not moving |
| Comprassion | An elastic force that squeezes or pushes the molecules in matter together |
| Balanced forces | Equal forces acting on an object in opposite directions |
| Mass | A measure on how much matter is in an object |
| Free fall | The motion of a falling object when only force acting on it is gravity |
| Net force | The overall force on an object when all the individual forces acting on it are added together . |
| Law of Conservation | The rule that in the absence of outside forces the total momentum of objects that interact does not change |
| Tension | An elastic force that streches or pulls on the molecules in matter |
| Sliding friction |