Pulley

Front

What is a pulley?

Back

A pulley is a simple machine that consists of a rope and a grooved wheel.

Front

How many types of pulleys are there?

Back

There are 2 types of pulleys: fixed and movable.

Front

What part of the pulley does the rope fit into?

Back

The rope fits into the groove of the wheel.

Front

What is the purpose of a pulley?

Back

A pulley is used to lift heavy objects more easily by changing the direction of the force applied.

Front

What is a fixed pulley?

Back

A fixed pulley is attached to a structure and does not move with the load.

Front

What is a movable pulley?

Back

A movable pulley moves with the load and reduces the amount of force needed to lift it.

Front

How does a pulley system help in lifting a bucket from a well?

Back

A pulley system allows the user to pull down on the rope, which lifts the bucket up.

Front

What is the groove in a pulley used for?

Back

The groove in a pulley is used to hold the rope in place.

Front

Can a pulley change the direction of force?

Back

Yes, a pulley can change the direction of the force applied to lift an object.

Front

What is an example of a pulley in everyday life?

Back

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