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Unformatted text preview: and height and multiply them; PE= mgh. For kinetic energy it is (1/2) multiplied by mass and velocity squared; KE=1/2 mv^2. Common methods to get a rollercoaster moving are ways such as a flywheel launch, linear induction motors, hydraulic launch, and compressed air launch. According to data, roller coasters are very safe. The U.S. Consumer Product Safety Commission estimates that 125 amusement park guests required hospitalization in 2007 and deaths associated to amusement rides are close to two per year. According to an inquiry made by Six Flags, 325 million people visited parks in 2007. The report concluded that a visitor has a one in one-and-a-half billion chance of being fatally injured. Another problem people consider on a coaster could be the effects of whiplash which is triggered by a strong force and lack of safety. (http://www.cpsc.gov/)...
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- Spring '09