Learn more about how simple machines help make your work easier. A simple machine has few or no moving parts, but it can be used to create wonders. Learn more about how simple machines help make ...

Keywords pulleys, fixed pulley, movable pulley, block and tackle, force, lifting, simple machines, weight, mechanics Email us at footage@avgeeks.com if you have questions about the footage and are ...

Find out how simple machines makes work easier on this Science Trek. Simple machines include the lever, the inclined plane, the wedge, the pulley, the wheel and axle, and the screw. Combine these ...