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12-12-2016
Physics

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Calculate the change in potential energy of 8,000,000 kg of water dropping 50.0 m over Niagara Falls

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mathssydney mathssydney

12-12-2016

Potential energy=mgh
m - mass (8 min kg)
g - 9.8 m/s-2 or just 10
h - height (50m)

= 8 000 000 * 10 * 50 = 4 *[tex] 10^{9} [/tex] j

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