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What is Understanding Work and Machines about?
This document defines and describes simple machines and their uses. It explains that machines make work easier by changing the amount of force needed, the distance over which force is applied, or the direction of the force. The main simple machines discussed are levers, inclined planes, wheels and axles, pulleys, wedges, gears, and screws. It provides examples of how each machine multiplies force and calculates mechanical advantage. Machines allow a smaller input force to produce a larger output force, but
- Author
- gcpasamba
- Language
- EN