Question

Observe pictures 1 and 2. In the pictures, children are pulling the buckets from the well. 

1. Can you tell the difference in both the pictures?
2. Which would be easier – using the pulley or not using it to lift things?

Answer 1

1. In picture (1), a boy is pulling the bucket from the well without using a pulley while in the second picture, a pulley is being used to pull the bucket full of water.
2. Lifting a thing using a pulley is easier.