| Term | Definition |
|---|---|
| Force | a push or pull exerted on an object in order to change the motion of an object; Force has size and direction |
| Motion | an object's change in position relative to a reference point |
| Reference Point | a stationary object that is used to describe an object's motion |
| Speed | The distance traveled divided by the time interval during which the motion occured |
| Velocity | the speed of an object in a particular direction |
| Acceleration |
