Question

Advantages and disadvantages of friction​

Answer 1

Answer:

Friction produces unnecessary heat leading to the wastage of energy.

The force of friction acts in the opposite direction of motion, so friction slows down the motion of moving objects.

Forest fires are caused due to the friction between tree branches.

Answer 2

Answer:

Advantages of friction are:

1)It helps us to walk

2)It helps us to run

Disadvantages:

1)It produces sound in machines

2)It produces heat