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 lever?

Back

A lever is a simple machine that consists of a rigid bar that pivots around a fixed point called a fulcrum.

Front

What is an inclined plane?

Back

An inclined plane is a flat surface that is tilted at an angle to help raise or lower objects.

Front

What is a wedge?

Back

A wedge is a simple machine that is used to separate two objects or portions of an object, often by being driven into them.

Front

What is a screw?

Back

A screw is a simple machine that consists of a spiral inclined plane wrapped around a cylinder.

Front

What is a pulley?

Back

A pulley is a simple machine that consists of a wheel on an axle or shaft that is designed to support movement and change of direction of force.

Front

Can you name an example of a lever?

Back

A seesaw is an example of a lever.

Front

What is an example of an inclined plane?

Back

A ramp is an example of an inclined plane.

Front

What is an example of a wedge?

Back

A butter knife is an example of a wedge.

Front

What is an example of a pulley?

Back

A flagpole with a rope to raise and lower the flag is an example of a pulley.