Rolling is a combination of rotation and translation of that object with respect to a surface, such that the two are in contact with each other without sliding. This is achieved by a rotational speed at the cylinder or circle of contact which is equal to the translational speed. Rolling of a round object typically requires less energy than sliding, therefore such an object will more easily move, if it experiences a force with a component along the surface, for instance gravity on a tilted surface; wind; pushing; pulling; an engine. Objects with corners, such as
ROLLING MOVIE - Ofiicial Theatrical Trailer
Beyonce-Rolling On The River!
rolling stone angie
Gloucestershire Cheese Rolling 2009
Rolling Puppy
Steelmaking: Rolling
Gloucestershire Cheese Rolling 2008
Cheese Rolling Competition