Levers Simple Machines

Front

Levers make work ________.

Back

Easier

Front

This shows a _________ lever.

Back

3rd class

Front

What type of lever is this?

Back

Third Class Lever

Front

For a lever to be a first class lever, the fulcrum needs to be...

Back

between the load and the effort.

Front

A ______________ is an example of a compound machine.

Back

wheel & axle.

Front

What is a lever?

Back

A simple machine that helps lift or move loads with less effort.

Front

What are the three classes of levers?

Back

First Class, Second Class, Third Class.

Front

In a first class lever, where is the fulcrum located?

Back

Between the load and the effort.

Front

Give an example of a second class lever.

Back

Wheelbarrow.

Front

What is the main purpose of a lever?

Back

To make work easier by increasing the distance over which a force is applied.