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ch 2
Distance | how far an object moves |
Displacement | distance and direction of an object's change in position from the starting point |
Speed | distance an object travels per unit of time |
Average speed | total distance an object travels divided by the total time it takes to travel that distance |
Instantaneous speed | speed of an object at a given point in time |
Velocity | the speed and direction of a moving object |
Acceleration | rate of change of velocity |