文档介绍：. Roller Coaster The world's first 4D roller coaster, "X", took on its first last week at the Six Flags Magic Mountain theme park, just outside Los Angeles. After climbing on board and properly securing their safety harnesses, "X" riders are first taken to a of over 66 meters. At the top, the passenger train is and builds up enough speed to race and plummet around the track at speeds of over 130 km an hour. The ride takes the daring passengers down an incredible 66m and over the top ofa 62m loop, in cars that spin of the roller coaster train. This unique design allows riders to spin degrees, both forwards and backwards, throughout the entire ride. Passengers hurtle through this ride often moving in many different directions at the same time as the cars somersault and the roller coaster twists, loops, and dives. plicated series of maneuvers includes two raven turns, one front flip, one twisting front flip, and two back flips. Since passengers aren't always the right direction to see what'ing up next, the element of is high. For "X" riders, this to the thrill of the ride. The track of this newest roller coaster runs a total ofa little over 1,100 meters. The passenger trains 6 meters wide and 21 meters long, large enough to carry 28 pas