What is a machines?

A machine is a tool for doing work with your hands. it is different from a simple machine. A simple machine, such as a lever, a pulley, or an inclined plane, that alters the magnitude or direction, or both, of an applied force; a simple machine.

A machine is any device that transmits energy to perform or assist in the performance of human tasks. A machine is basically described as a device with moving parts that uses mechanical energy. Examples of simple machines are pulleys,a stapler,and a bicycle chain.