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Physical Science

Physical Science Test 5

TermDefinition
Frame of Reference a system of objects that are not moving with respect to one another
Relative Motion the movement in relation to the frame of reference
Distance the length of a path between two points
Displacement the direction form the starting point and the length of a straight line from the starting point to the ending point
Vectors quantities that have magnitude and direction
Speed the ratio of the distance an object moves to the amount of time the object moves
Average Speed computed for the entire duration of a trip
Instantaneous Speed rate at which an object is moving at a given moment in time
Velocity speed and direction in which an object is moving
Acceleration rate at which velocity changes
Constant acceleration steady change in velocity
average speed formula v = d/t
acceleration formula a= (Vf - Vi) t
Created by: aemiller
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