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PSU2

Unit 2 motion vocab

QuestionAnswer
Motion Change in objects position that doesn't necessarily mean change in location.
Distance The length an object travels.
Displacement Distance and direction of the objects change in postition.
Speed Distance an object travels per unit of time.
Velocity Speed of an object and direction of its motion.
Reference Point The point at which you start.
Vector Quantity Has direction.
Scalar Doesn't have direction.
Quantity How much of something you have.
Constant Speed Speed at which you stay the same.
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. (Changes)
Accerlation Rate of change of velocity; can be calculated by dividing the change in velocity by the time it takes the change to occur.
Deceleration Slowing down.
Created by: sprengel5125
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