Pully

What is a pulley?

• A type of fruit

• A simple machine used to lift heavy objects

• A type of bird

• A type of flower

How does a fixed pulley work?

• It moves up and down

• It is attached to a surface and does not move

• It rotates

• It changes shape

Which type of pulley is used in flagpoles to raise and lower the flag?

• Fixed pulley

• Movable pulley

• Compound pulley

• Floating pulley

What is the purpose of a pulley?

• To make work slower

• To make work harder

• To make work faster

• To make work easier

In a movable pulley, where is the force applied?

• To the load

• To the wheel

• To the rope

• To the axle

Which of the following is an example of a fixed pulley?

• A fishing reel

• A well bucket

• A crane

• A flagpole

How does a movable pulley differ from a fixed pulley?

• It moves up and down

• It is attached to a surface and does not move

• It rotates

• It changes shape

Which of the following is NOT a type of pulley?

• Fixed pulley

• Movable pulley

• Compound pulley

• Lever

Which type of pulley would you use to lift a heavy object straight up?

• Fixed pulley

• Movable pulley

• Compound pulley

• Floating pulley

Which of the following is true about pulleys?

• They only work with ropes

• They only work with chains

• They only work with wheels

• They can work with ropes, chains, or belts