Physics for IGCSE & O level - Forces And Motion (Section 3 - No. 12)
What are examples of friction?
Air resistance on a falling object.
A car's tires against the road.
The force applied when a person walks.
Rubbing hands together.
Пояснення
Friction occurs between surfaces when they rub together, for instance, when a car tire runs on the road or when a person walks.