The Lever Loads Activity has students follow directions to devise a lever and then think about some of the aspects related to levers. This adaptation adds a level of complexity by having the students ...

A lever is a simple mechanism that uses a bar to pivot around a fixed point called a fulcrum. Levers can be joined together to form linkages. Simple linkages can be used to change the direction of ...

Mechanical devices can change one form of force to another. All moving parts work on some sort of mechanism. Mechanical systems all involve an input, process and produce an output. There are three ...