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Force and Motion 4

QuestionAnswer
friction A force that opposes the motion of a body across a surface or through a gas or liquid.
gravity A force that exists between any two objects that have mass.
speed: Distance traveled per unit of time.
velocity The speed and direction of moving objects.
acceleration : A change in the velocity (speed, direction, or both) of a body.
deceleration slowing down
Scale description of the relative size or amount of 2 or more things; a device used for measuring weight
Resist to push or act against
Kilogram: metric unit for describing mass
Attract to pull towards
Created by: 12152046
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