Question

Ncert ch 2 question is how can we seperate cream from milk

Answer 1

ANSWER : We can separate cream from milk by the process of centrifugation.

EXPLANATION : When milk is rotated at a high speed, the cream collects in the middle and is removed through an outlet.

Answer 2

Explanation:

Milk is a suspension of tiny droplets of oil (cream) in a watery liquid.

• The process of centrifugation is used to separate cream from milk.

• The milk is put in a close container in big centrifuge machine.

• When the centrifuge machine is switched on, the milk is rotated (or spun) at a very high speed in its container.