Question

what would have happened if there was no friction force?​

Answer 1

Friction stops things from sliding apart. If there was no friction everything would slide to the lowest point. It would be impossible to climb up anything.

Answer 2

Answer:

1. we can't walk on earth
2. we can't write on paper with our pen
3. we can't peddle our bicycle
4. we can't construct buildings
5. we can't do anything without friction