Lesson 05 – Levers at Work

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Read About Levers


Read the vocabulary terms to understand the reading better.

A lever can help move heavy objects such as heavy furniture or a large rock. When one side of a lever gets pushed down, the other side goes up. A seesaw is an example of a lever.

The load is the object being moved or lifted.

Simple machines make work easier and have few or no moving parts.

The support or fulcrum is the place where a lever pivots.


A lever is a simple machine. It moves a load. A load is a thing being moved. A lever is a bar. It balances on a support, or fulcrum. Moving the support changes how much effort is needed.

Push down on the lever to lift the rock up.

Sometimes the support is in the middle of the lever. A see-saw in the park is a lever. The support on a see-saw is in the middle.

Sometimes the support is close to one end. A wheelbarrow is this type of lever. The wheel is the support. You pull up on the handles of a wheelbarrow. Moving a heavy load is easier in a wheelbarrow.

Did You Know?

Hockey sticks and baseball bats are levers. Your hands are the support for both of these levers.

Now Show What You Know!

Complete some questions about the reading selection by clicking “Begin Questions” below.