Question

give two examples where friction supports motion​

Answer 1

Answer:

We can consider a very simple example that suppose we have a pencil which is kept on a book on a table, now slowly using your hand slide the book gently on the table you may find it quite difficult to slide the book on the table because friction is opposing the movement of the book on the table but as you were pushing.

Explanation:

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Answer 2

Answer:

metal and copper......

Explanation:

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