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Force and Motion

TermDefinition
force a push or pull
friction a force that works against motion
gravity a force that attracts objects to each other
inertia the tendency of an object to resist a change in motion
motion a change in an object’s position
momentum the tendency for an object to move in its direction of travel
push to exert a thrusting force upon something
pull to exert a drawing, tugging, or hauling force
resistance anything that slows or stops movement
machines Things that help make work easier by changing amount or direction of forces needed to get a job done
simple machine has no moving parts or only a few moving parts. levers, inclined planes (or ramps), wedges, screw, pulleys, and wheels and axles
compound machine When one or more simple machines are joined in one machine
Created by: Cadi88
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