Machine
From Wikipedia, a free encyclopedia written in simple English for easy reading.
In everyday life, a machine is a thing that helps a person to do something by using or changing energy. Many machines have moving parts, and usually increase force or change the direction of force.
The six "Simple Machines" are:
- the Wedge,
- the Inclined Plane (ramp),
- the Screw,
- the Lever,
- the Pulley,
- and the Wheel.
Compound machines are made up of two or more simple machines.
People have used machines since before there was history. Examples of machines are cars, robots, clocks, and even screws.
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