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Questions and Answers
Why is it very difficult to pull the books apart?
Why is it very difficult to pull the books apart?
Because of friction
What causes friction between two surfaces in contact with each other?
What causes friction between two surfaces in contact with each other?
Tiny irregularities or projections on these surfaces interlock and resist motion.
Why do you need a very large force to overcome the friction between the pages to pull the books apart?
Why do you need a very large force to overcome the friction between the pages to pull the books apart?
Because the friction between the pages is tremendous.
What is friction and how does it act?
What is friction and how does it act?
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What force opposes motion and acts in the opposite direction to the motion?
What force opposes motion and acts in the opposite direction to the motion?
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