Roller Coaster Inversion
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Roller Coaster Inversion

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High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! A roller coaster inversion is an element of a roller coaster track that turns riders upside-down and then rights them. The degree to which it must invert riders is nebulous and a point of contention when it comes to elements like overbanked turns, which turn riders such that their heads are below their feet, but are not considered inversions. The first inversions, built in the early 1900s, were circular vertical loops that produced massive g-forces, causing stress on riders' necks. In 1975, designers from A...