What is the speed of a rollercoster if it weighs 557 kg and produces 118793 J of thermal energy from going from point 1 to 4? (note: heights and speeds for points are: Point 1- height: 38m start Point 2- height: 0 m speed: 27.3 m/s Point 3- height: 30m speed: 12.522 m/s Point 4- height: 15m speed: 21.23 m/s

What is the speed of a rollercoster if it weighs 557 kg and produces 118793 J of thermal energy from going from point 1 to 4? (note: heights and speeds for points are: Point 1- height: 38m start Point 2- height: 0 m speed: 27.3 m/s Point 3- height: 30m speed: 12.522 m/s Point 4- height: 15m speed: 21.23 m/s

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