Question

Why is it more difficult to move objects
on a rough surface than a smooth
surface?​

Answer 1

Explanation:

Due to high frictional force acting against the movement of that object

Answer 2

Answer:

It is more difficult to move objects on a rough surface than on a smooth surface because the irregularities of the rough surface bring about an obstruction due to the interlocking between the particles of object and the ground but in smooth surface , there is minimum interlocking so it moves easily.

Explanation:

hope this helps you...