1. Define simple machine.
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simple machine, any of several devices with few or no moving parts that are used to modify motion and the magnitude of a force in order to perform work. ... The simple machines are the inclined plane, lever, wedge, wheel and axle, pulley, and screw.
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simple machine any of several devices with few or no moving parts that are used to modify motion and the magnitude of a force in order to perform work.The simple machines are the inclined plane lever ,wedge,wheel,and axle,pulley and screw.
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