If 2442 kJ of energy reaches a square meter (m2) of the United States in one hou

Anonymous
timer Asked: Aug 25th, 2014
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Question Description

If 2442 kJ of energy reaches a square meter (m2) of the United States in one hour, how much total solar energy reaches the entire United States per hour? The entire area of the United States is 9,158,960 km2.

Tutor Answer

Ian N
School: UC Berkeley

2579 kJ/m^2 x (1000m/1 km) x 1000m/1 km) = 2.579*10^9 kJ/km^2

2,579,000,000 km^2 x total area =  kJ

2.579*10^9*9,158,960=2.362095784*10^16 kJ

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