(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

The Sun emits electromagnetic waves (including light) equally in all directions. The intensity of the waves at the Earth's upper atmosphere is 1.4 kW/m2. At what rate does the Sun emit electromagnetic waves? (In other words, what is the power output?)

____ W

2. Relevant equations

????

3. The attempt at a solution

I have no idea how to do this one....

I know it involves I = P/A

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# Homework Help: Power Output

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