What is 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.
Explanation:
A simple machine is a mechanical device that changes the direction or magnitude of a force.In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called leverage) to multiply force.[3] Usually the term refers to the six classical simple machines that were defined by Renaissance scientists.
Lever
Wheel and axle
Pulley
Inclined plane
Wedge
Screw
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