Quiz on Pulleys

What is a pulley?

• A lever used to lift heavy objects

• A wheel with a grooved rim that holds a rope or cable

• A flat surface that reduces friction

• A type of inclined plane

Which type of pulley is attached to a fixed point and does not move?

• Movable Pulley

• Compound Pulley

• Fixed Pulley

• Rotating Pulley

What is one use of pulleys in everyday life?

• To cook food

• To lift blinds

• To write letters

• To paint walls

What type of pulley has the wheel attached to a fixed point and does not move, changing the direction of the force?

• Fixed Pulley

• Movable Pulley

• Compound Pulley

• Double Pulley

Which pulley system is best for changing the direction of the force without reducing the amount of force needed?

• Fixed Pulley

• Movable Pulley

• Compound Pulley

• Triple Pulley

Tags

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In a compound pulley system, what is the benefit of combining fixed and movable pulleys?

• Only changes the direction of the force

• Only reduces the force needed

• Changes the direction and reduces the force needed

• Increases the force needed

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the function of a fixed pulley?

• Reduces the amount of force needed

• Changes the direction of the force

• Moves with the load

• Increases the amount of force needed

Which pulley system involves the wheel moving with the load?

• Fixed Pulley

• Movable Pulley

• Compound Pulley

• Static Pulley

How does a fixed pulley help in lifting loads?

• By reducing the amount of force needed

• By changing the direction of the force

• By moving with the load

• By increasing the amount of force needed

What is a key characteristic of a compound pulley?

• It only changes the direction of the force

• It only reduces the amount of force needed

• It combines fixed and movable pulleys

• It is less efficient than a single pulley