Question

sole of shoes are grooved why?​

Answer 1

Answer:

The soles of the shoes have grooves in order to increase friction between the surface of the floor and the soles of the shoes. This prevents slipping on the floor.

Answer 2

Answer:

Grooves in the soles of shoes help in increasing the friction when we walk on the roads. The grooves in the shoe sole help in maintaining a grip with the ground.