Wedges At Work
Vocabulary
Read the vocabulary terms to understand the reading better.
Axe
An axe is a tool used for chopping that has a blade on one end of a handle.
Doorstop
A doorstop is a tool that wedges under a door to stop it from moving.
Simple Machines
Simple machines make work easier and have few or no moving parts.
Wedge
A wedge is a simple machine that can push things apart by getting in between them. A saw is an example of a wedge. A wedge can also hold things together. A nail or doorstop are examples of a wedge that holds things together.
Wedges are simple machines. They make work easier.
Wedges can do different things.
An axe is used to split wood.

The blade of a knife is a wedge.
It is used to cut food.

A doorstop is a wedge. You slip it under
a door to stop it from closing.

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