Sunday, 28 October 2012

Machine Part 1

What is Machine ?
  • A machine is any tool or device that enables us to do work easily, quickly and conveniently.

  • Do you know what is the Machine is he use ? That is one of the complex machines.
  • Do you know how the complex machines made it ? They made of the simple machines.
  • A simple machine is a tool that allows us to use less force to do work.
  • These are seven types of simple machines, that are inclined planed, screw, gear, pulley, lever, wedge and wheel and axle.