Simple Machines

by colleen

Simple machines are tools that make work easier.

A wheel with an axle is a simple machine.

This bicycle is an example of a wheel with an axle.

This turbine gear is another example of a wheel with an axle.

A lever uses a bar and a fulcrum to lift or move things more easily.

A see-saw is an example of a lever.

A bottle opener is a type of lever.

An inclined plane has a slanted surface. It is easier to move

something up or down.

A wheelchair ramp is an inclined plane that helps people get into and

out of buildings.

Stairs are another form of inclined planes.

A pulley is a simple machine that uses a rope and wheel to lift things

up and down more easily.

A fishing pole is an example of a pulley.

Sailboats have many pulleys to hoist the sails.

We use simple machines everyday!