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chapter 5 vocab

QuestionAnswer
motion an objects change in position relative to a reference point
speed the distance traveled divided by the time interval during which the motion occured
velocity the speed of an object in a particular direction
acceleration the rate at which velocity changes over time; an object accelerates if its speed, direction, or both change
force a push or pull on an object
newton the SI unit for force
net force the combination of all the forces acting on an object
friction a force that opposes motion between two surfaces that are in contact
gravity a force of attraction between objects that is due to their masses
weight a measure of the gravitational force on an object
mass a measure of the amount of matter in an object
Created by: haliaschilling
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