CBSE Class 8 Science Friction
Friction: What Is It?Why does a surface feel the drag when it slides or rolls on another surface? Friction opposes the relative motion between any two surfaces. Know more about friction, its causes, effects, advantages and disadvantages and how do we control it.
Friction - Importance and Methods to Reduce ItFriction - Importance and methods to reduce it
Friction: Necessary Evil?Friction: Necessary evil?