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simple machines

QuestionAnswer
pulley machine that uses grooved wheels and rope to raise,lower ,or move a load
screw an inclined plane wrapped around a pole which holds things together or lifts materials.
inclined plane a slanting surface connecting a lower level to a higher level.
wheel and axle a wheel with a rod called a axle,through its center;it lifts or moves loads.
wedge an object with at least one slanting side ending in a sharp edge witch cuts material apart.
lever a bar that rests on a support called a fulcrum whith lifts or move loads.
gear toothed or pegged wheel meshed together to transmit motion and force.
Created by: kpull
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