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Motion-speed

Chapter 11 vocabulary

QuestionAnswer
an object's change in position relative to a reference point motion
a system for specifying the precise location of objects in space and time frame of reference
the change in position of an object displacement
the distance traveled divided by the time interval during which the motion occured speed
the speed of an object in a particular direction velocity
the rate at which velocity changes over time; an object accelerates if its speed, direction, or both changes acceleration
an action exerted on a body in order to change the body's state of rest or motion force
a force that opposes motion between two surfaces that are in contact friction
Created by: crandall
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