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Motion and Forces
| Term | Definition |
|---|---|
| position | describes location of an object |
| reference point | a location in witch you compare other location |
| motion | the change in position over time |
| speed | how far something moves over a period of time |
| vector | quantity that has side and direction |
| velicity | the speed in a certain drection |
| acceleration | the rate a witch vilcity changes |
| centripetal acceleration | acceleration in a circular motion |
| force | a simple push or pull |
| net force | the combination of all forces acting on an object |
| inertia | newtons 1st law all object resist a change in motion |
| gravity | an attraction of objects due to their masses |
| free fall | when gravity pulls strait down |
| orbit | when an object is moving down and pulled by gravity |