Presentation on theme: "Presentation by AJ Solomonik. A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined."— Presentation transcript:
A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called leverage) to multiply force.
Usually the term refers to the six classical simple machines which were defined by Renaissance scientists: Lever Wheel and axle Pulley Inclined Plane Wedge Screw Source: Wikipedia, the free online encyclopedia
ARCHIMEDES SCREW IS A MACHINE USED FOR TRANSFERRING WATER UPWARDS ARCHIMEDES LIVED 2200 YEARS AGO
SIMPLE MACHINES HELP IN OUR LIVES EVERY DAY. FROM THE BARE STICK OVER THE SHOULDER TO THE COMPLEX MECHANISMS LIKE CARS SIMPLE MACHINES ARE EVERYWHERE. WITHOUT THEM WE WOULD NOT BE ABLE TO ACCOMPLISH EVEN THE SMALLEST TASK.