Simple Machines

Front

What is a simple machine?

Back

A simple machine is a device that makes work easier by allowing us to push or pull in a more efficient way.

Front

What is a wheel and axle?

Back

A wheel and axle is a simple machine that consists of a larger wheel attached to a smaller axle, allowing them to turn together.

Front

What is an inclined plane?

Back

An inclined plane is a flat surface that is tilted at an angle to help lift heavy objects more easily.

Front

What is a wedge?

Back

A wedge is a simple machine that has a sharp edge and is used to split or cut things apart.

Front

What is a screw?

Back

A screw is a simple machine that is a twisted inclined plane, used to hold things together or lift objects.

Front

What is a lever?

Back

A lever is a simple machine that consists of a bar that pivots on a point called a fulcrum, used to lift or move loads.

Front

What is a pulley?

Back

A pulley is a simple machine that uses a wheel and a rope to lift heavy objects.

Front

Can you give an example of a wheel and axle?

Back

A doorknob is an example of a wheel and axle.

Front

What does a wedge do?

Back

A wedge splits or cuts objects apart.

Front

How does an inclined plane help us?

Back

An inclined plane helps us lift heavy objects by reducing the amount of force needed.