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Face and Motion
| Question | Answer |
|---|---|
| Friction | a force between two surfaces rubbing against each other. |
| gravitation | a force that pulls objects towards each other. |
| force | any push or pull on an object. |
| speed | the distance an object travels in an amount of time |
| acceleration | any change in an objects speed or direction. When an object speeds up, slows down,stops.or changes direction |
| position | an objects place or location |
| lubricant | a substance such as oil, that coats surfaces that rub against each other. It reduces the amount of fiction |
| velocity | the speed and direction an object is moving |
| motion | a change in the position of an object |
| inertia | the tendency of a motionless object to remain motionless or the tendency for an object in motion to stay in motion |