lever and pulleys
Simple machine - Wikipedia, the free encyclopedia
1075 AD) in his work Mechanics lists five mechanisms that can "set a load in motion"; lever, windlass, pulley, wedge, and screw, and describes their fabrication .
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One simple machine is made up of a wheel and a rope. The rope fits on the groove of the wheel. One part of the rope is attached to the load. When you pull on .
FOSSweb - Levers and Pulleys
Welcome to the Levers and Pulleys Module! Have fun trying to put the clown on stage using simple machines in the Rube Goldberg activity.