Lever Principles As shown here, a lever consists of a beam which pivots on a fulcrum. A force, called the effort F e is applied at some distance a from the fulcrum.

Archimedes, the scholar and mathematician of antiquity, was quoted as saying, Give me a place to stand and a large enough lever, and I will move the earth. That s debatable, but some pretty big ...

In this Science Extra from Jiwi's Machines Episode 3, Jiwi demonstrates the principles of levers and balance using a seesaw ...

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