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Unit 5 Motion
Question | Answer |
---|---|
Displacement | distance and direction of an object’s change in position from the starting point |
Vector | a physical quantity that is specified by both a size and a direction |
Speed | distance an object travels per unit of time |
Instantaneous speed | speed of an object at a given point in time |
Average speed | total distance an object travels divided by the time it takes to travel that distance |
Velocity | the speed and direction of a moving object |
Acceleration | rate of change of velocity |