Question

5. Give two examples, where friction is helpful.​

Answer 1

Answer:

Two examples where friction is helpful are

i) Friction between our shoes and the floor stop us from slipping.

ii) Friction between the brakes and wheel help bikes and cars to slow down.

Answer 2

Answer:

Rubbing Hands.

Climbing a Rock.

Explanation:

Rubbing Hands. Rubbing hands is an example of sliding friction. ...

Climbing a Rock. When a climber tends to move on the rock a force is felt in the opposite direction that tries to resist the motion.