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Describing Motion

Speed, Velocity, Acceleration

TermDefinition
Motion a change in position based on a frame of reference
Speed the distance an object travels over time
Instantaneous Speed the speed at a single instant in time (speedometer reading in a car)
Constant Speed a speed that is not changing over time
Displacement the distance and direction of an object’s final position from its initial position
Distance the total path traveled
Vector a quantity that has a specific size and direction (displacement, velocity, acceleration)
Average Speed is the total distance covered divided by the total travel time.
Created by: batesh
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