Roller coaster Live Wallpaper

रोलर कोस्टर - मनोरंजन में चरम सवारी के प्रकारों में से एक का नाम

Roller coaster - the name of one of the types of extreme rides in amusement parks. Attraction railway system is a special design, designed so linked together trolley with passengers on it rolled sharply changed direction and speed. Since the truck does not have its own power source, it used to accelerate the transformation of potential energy into kinetic trolleys and vice versa