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PS chp. 5

matter in motion

QuestionAnswer
what is motion? an object changes position over time relative to a reference point.
what is speed? the distance traveled by an object divided by the time taken to travel that distance.
what is velocity? the speed of an object in a particular direction.
what is acceleration? the rate at which velocity changes.
what is force? a push or pull exerted on an object in order to change the motion of an object.
what is a newton? the SI unit for force.
what is the net force? the combination of all forces acting on an object.
Created by: JASMcGough
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