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Speed Racer
| Term | Definition |
|---|---|
| acceleration | an increase in the rate or speed of something. |
| average speed | equals the total distance traveled divided by the total time taken to travel the distance. |
| displacement | the moving of something from its place or position. |
| inertia | a tendency to do nothing or to remain unchanged. |
| instantaneous speed | the speed of an object at one instant of time. |
| law of conservation of momentum | states that the total momentum of objects that collide with each other is the same before and after the collision. |
| mass | amount of matter in an object. |
| momentum | a measure of how difficult it is to stop a moving object;equals the product of mass and velocity. |
| speed | equals the distance traveled divided by the time it takes to travel that distance. |
| velocity | the speed of something in a given direction. |