Question

5Arushi’s mother always squeezes water from wet clothes in the spinner of washing machine and then uses it to clean the floor.
a)Write the principle of technique used in above mentioned process.
b)Write one more application of this technique.
c)What do you learn from Arushi’s mother?

Answer 1

(a) Centrifugation's Principle : Denser particles are forced to the bottom and the lighter particles stay at the top when spun rapidly.

(b) Used in dairies to separate butter from cream.

(c) Multiple use of the available resources to avoid wastage.