Question

2. Give two examples to show that friction is necessary in our daily life.​

Answer 1

Friction is friend: (i) Friction allows us to grip and catch different objects. (ii) It helps us to walk comfortably on the surface. (iii) It helps to minimize the speed or to stop the moving objects. (iv) It helps us to write on paper or blackboard.

Answer 2

1) DUE TO FRICTION WE ARE ABLE TO WALK

2) DUE TO FRICTON WE ARE ABLE TO MAKE A ROUGH SURFACE SMOOTH.