Leverssimple machine

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Examples of common tools that use a lever include

Examples of common tools that use a lever include

Examples of common tools and other items that use a lever include

A lever is a simple machine that makes work easier for use; it involves moving a load around a pivot using a force. Many of our basic tools use levers, including scissors class levers, pliers class levers, hammer claws a single class lever, nut crackers class levers, and tongs class levers.

In a Type Lever, the pivot fulcrum is between the effort and the load. In an offcenter one lever like a pliers, the load is larger than the effort, but is moved through a smaller distance.

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Levers are one of the basic tools that were probably used in prehistoric times. Levers were first described about BC by the ancient Greek mathematician Archimedes BC.

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