Question

Name the different types of simple machine? Write about any one of them and give an example?

Answer 1

The simple machine is like an oven. It is used in our daily life. 

Answer 2

Any non powered device that reduces efforts to do any work is called a simple machine
Some simple machines are
Hammer
Screw
Screw Driver
Wheel and Axle

Description of a screw driver : It is a device that is commonly used to open or tighten up the screws.It is made up of metal with a plastic handle to avoid any electric shock.