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Unit_3
flashcards
| Question | Answer |
|---|---|
| Motion | changing from one position to another |
| reference point | stationary point object used to determine the motion of another nearby object |
| distance | how far an object travels from one point to another |
| displacement | how far an object moved from its original position and in what direction |
| speed | how fast an object changes position |
| avg. speed | total distance travled by the time it took travel the distance |
| velocity | avg. speed and direction |
| instantaneous speed | speed at the instant |
| constant speed | spped that dose NOT change |
| acceleration | rate at which an objects veloctiy changes |
| centripetal acceleration | ACCELERATION in a circle |
| force | push or pull on a object |
| net force | total amount of unbalanced and balanced forces |