Buoyancy "downward" direction. The center of buoyancy of an object is the centroid of the displaced volume of fluid. Archimedes' principle is named after Archimedes of Syracuse, who first discovered this law in 212 B.C. For objects, floating and sunken, and in gases as well as liquids (i.e. a fluid), Archimedes' principle may be stated thus in terms of forces: — with the clarifications that for a sunken object the volume of displaced fluid is the volume of the object, and for a floating object on a liquid, the weight of the displaced liquid is the weight of the object. More
Click Clack Jack: A Rail Legend Click Clack Jack: A Rail Legend Click Clack Jack: A Rail Legend is a 2008 Christian family film directed by Ryan Bodie. The film has received several film festival awards, including Best Short Film at the New York International Independent Film and Video Festival. It was produced in California on an estimated budget of $1,000,000. "Click Clack Jack" is a family film about an 1870s rail engineer, "Click Clack" Jack, who uses principles from the Bible to try and save Potters Gap from the evil Baron Snodgrass. Snodgrass is seeking to destroy the town to further his own ambition and