In fluid dynamics, an eddy is the swirling of a fluid and the reverse current created when the fluid is in a turbulent flow regime. The moving fluid creates a space devoid of downstream-flowing fluid on the downstream side of the object. Fluid behind the obstacle flows into the void creating a swirl of fluid on each edge of the obstacle, followed by a short reverse flow of fluid behind the obstacle flowing upstream, toward the back of the obstacle. This phenomenon is naturally observed behind la
Opened on January 15, 1975, Space Mountain is the oldest operating roller coaster in the state of Florida, and is the original version of the iconic attraction that has since been replicated at all of The Walt Disney Company's Magic Kingdom-style theme parks worldwide, except for the Shanghai Disneyland Resort.
The next year, Jake Burton took over the event and in 1985 moved it to Vermontâs Stratton Mountain, where it was renamed the U.S. Open Snowboarding Championship. Today, crowds of more than 30,000 converge on Stratton Mountain every year to watch one of snowboardingâs most prestigious events. 5) International Snowboard Magazine Debuts (1985)