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lesson 3

TermDefinition
simple machines do work using only one movement
lever a simple machine made up of a bar that pivots, or rotates, about a fixed point
fulcrum the point about which a lever is called
wheel axel an axle attached to the center of a wheel and both rotate together
inclined plane a flat, sloped surface
wedge a slopped surface that moves
screw an inclined plane wrapped around a cylinder
pulley a simple machine that is a grooved wheel with a rope or a cable wrapped around it
Created by: spiveshy5637
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