Hi. I want make a ball movement in this form:
Imagine we have a empty is parent of ball, then if the empty have physics we can move the empty forward and backward and rotate, and the ball is afected.
My question:
How i can do rotate ball caused by friction???
Online translators suck.
use the “rigid body” button
Yes, no online translator, damiles bad english 
sorry
Pseudonym, Rigid body is enabled, but, i want do someting that wheel but with ball
An aproximation, but, i don’t like more.
A first demo version that I want todo: http://www.artresnet.com/david/escena1_01.blend