point about which a lever pivots, or rotates

made up of a bar that pivots about a fixed point

grooved wheel with a rope or cable wrapped around it

inclined plane wrapped around a cylinder

a machine that does work using only one movement

made up of a shaft , or axle, attached to the center of a wheel such that both rotate together

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Science

Term	Definition
Fulcrum	point about which a lever pivots, or rotates
Inclined plane	flat, sloped surface
Lever	made up of a bar that pivots about a fixed point
Pulley	grooved wheel with a rope or cable wrapped around it
Screw	inclined plane wrapped around a cylinder
Simple machine	a machine that does work using only one movement
Wedge	sloped surface that moves
Wheel and Axle	made up of a shaft , or axle, attached to the center of a wheel such that both rotate together