Simple Machines-types & Functions
Simple machines have been used by humans for thousands of years. One of the key reasons that human beings have become the most successful species on planet Earth is due to our mastery of tools and simple machines.
What's a simple machine?
To put it simply, simple machines are tools that make our work easier. They allow the user to accomplish more work while expending less energy. Each simple machine has a special way to make work easier for humans.
Simple machines have few or no moving parts. There are 6 different types of simple machines: the inclined plane, the pully, the wedge, the lever, the screw, and the wheel and axle.
In this video, kids can learn about what simple machines are, how they help, and few real-life examples of simple machines.