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Motion 1
Unit 1
| Term | Definition |
|---|---|
| position | describes the location of an object |
| Reference Point | is a location to which you compare other locations |
| motion | is a change in postion over time |
| speed | how far somehting moves in a given amount of time |
| vector | is a quantity that has bot size and direction |
| velocity | the speed in a spectific direction |
| acceleration | is the rate at whih velocity changes |
| centipital acceleration | acceleration in circular motion |
| force | is simply a push or pul |
| net force | combination of all the forces acting object |
| inertia | is the tendency of all objects to resist a change in motion |
| gravity | is a force of attraction between objects due to their mass |
| free fall | when gravity is pulling it down and no other forces ar acting on it |
| orbit | whe it travles around other objects in space |