Simple Machines Study Guide

Front

What is a simple machine?

Back

A machine with few parts that makes work easier.

Front

What is a lever?

Back

A simple machine that helps lift or move things using a fulcrum.

Front

What is a fulcrum?

Back

The fixed point on which a lever pivots.

Front

What type of simple machine is a pulley?

Back

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

Front

What is a screw?

Back

A simple machine that is an inclined plane wrapped around a cylinder.

Front

What is a wheel and axle?

Back

A simple machine made of a wheel attached to a rod (axle) that helps move things.

Front

What is an inclined plane?

Back

A flat surface that is tilted at an angle to help lift objects.

Front

How does a lever work?

Back

It uses a fulcrum to change the direction of force applied to lift or move an object.

Front

What is an example of a lever in everyday life?

Back

A seesaw or a crowbar.

Front

What is the purpose of a pulley?

Back

To change the direction of force and make lifting easier.