Question

What happens if the frictional force is absent?

Answer 1

If the friction force is absent means nothing will be in balance. Without friction means they did falling down and they would be able to hang on to the ball.

Walking and standing would be impossible. Without friction will be through force reaction. So we need friction on earth.

Without friction, we can’t move or do anything with stable.

Answer 2

We know that friction force cause I'm act of thier is contact of two bodies.

So, if this friction will not take place then, we shall not manage to do our main works like of writing with pen, walking, $\textbf{running etc. }$