Question

why is it difficult to write on a smooth paper

Answer 1

it is difficult to write on a smooth paper

because there is less friction in the smooth paper and we need friction to write that's why we can't write on a smooth paper or it is difficult to write on a smooth paper

hope it helps if you satisfied from my answer then mark answer as brain list

Answer 2

it is good question to ask that which is difficult to write smooth or rough. ... so if there issmooth surface, then there will be less friction and you will not be able to write because the ball of the pen will not move.