Pulley Robot

What is a pulley?

• A type of fruit

• A type of animal

• A simple machine used to lift heavy objects

Draw a simple robot representing the pulley

How does a pulley help us lift heavy objects?

• By making the object lighter

• By changing the direction of the force needed to lift the object

• By making the object disappear

Why do we use pulleys in machines and tools?

• To make them look fancy

• To make them heavier

• To make work easier by reducing the force needed to lift objects

Which of the gears were used in the project?

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What is the purpose of using gears in machines?

• To make them look fancy

• To make them heavier

• To transfer motion and power between different parts of the machine

Why are screws important in mechanical devices?

• To make them look fancy

• To make them heavier

• To hold objects together or lift loads