How much electromagnetic energy is contained in each cubic meter near the Earth's surface if the intensity of sunlight under clear skies is 1000 W/m2?
A. 3.3 × 10?6 J
B. 3.3 J
C. 0.003 J
D. 10?4 J
E. 3.0 × 105 J
Answer: A
Physics & Space Science
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