Let's explain what a simple machine is.
Definition:
A simple machine can be defined as a mechanical device used for applying force and doing work.
It changes the direction and magnitude of force.
In a simple machine there is no combination of parts and they have very few movable parts.
Types of Simple machines:
• Screw
,
• Pulley
,
• Wedge
,
• Wheel and axel
,
• Lever
,
• Inclined plane
Example of Screw is a screw.
Example of a pulley is an elevator
Example of a wedge is