Simple Machines 3.2

Front

What is a simple machine?

Back

A simple machine is a device that makes work easier by allowing us to push or pull with less effort.

Front

What are the six types of simple machines?

Back

The six types of simple machines are lever, pulley, inclined plane, wedge, screw, and wheel and axle.

Front

What is a lever?

Back

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

Front

What is a pulley?

Back

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

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 split or cut objects apart.

Front

What is a screw?

Back

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

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 for easier movement.

Front

How does a lever work?

Back

A lever works by using the fulcrum to change the direction of the force applied, making it easier to lift heavy objects.

Front

What is an example of a pulley in everyday life?

Back

An example of a pulley is a flagpole, where the flag can be raised and lowered using a rope.