Question #2 : in what surfaces does the ball roll faster? Why?​

Answer:
A ball on a smooth surface is rolling faster than a ball on the rough surface. A ball, rolls faster in a smooth surface because it is having less or no friction at all to stop it. In the other case, there is friction to stop the ball.
Explanation:
A ball, rolls faster in a smooth surface because it is having less or no friction at all to stop it.