Water flows over a section of Niagara Falls at a rate of 2.3 x 106 kg/s and falls 55 m.
What is the power wasted by the waterfall?
The acceleration due to gravity is 9.8 m/s2.
Answer in units of W.

the working equation for the angular size is the product of the physical size and 360 degrees divided by the product of two pi and distance from earth. the minimum size would be 0.559 degrees while the maximum size would be 0.49 degrees. 

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