Question

a cat is able to land on its feet after a fall which principle of physics is being used

Answer 1

gravity is used and it helps the cat early to land on its feet

Answer 2

Answer:

A cat is able to land on it's feet after a fall because of law of conservation of angular momentum . When a cat jump , it stretch it's feet alongwith it's body ,as no external torque is acting so, angular momentum is conserved.