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August 28, 2014

Homework Help: physics!-concervation of energy equations

Posted by gaby on Thursday, December 4, 2008 at 9:33pm.

2. a 755N diver drops from a board 10.0 m above the water's surface. Find the divers speed 5.00 m above the water's surface. then find the diver's speed just before striking the water.

3. if the diver in item 2 leaves the board with an initial upward speed of 2.00 m/s find the divers speed when striking the water.

i dont know how to start these two at all...i dont need the answer i just need the formulas that i use for it...i dont understand which ones to use.. plz help

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