Hey there, My attempt at question 1 and 2 must be incorrect as I come out with a Power of 3.9x1026, and therefore a surface temperature of over 1million Kelvin which just isn't right? HELP!
Homework Statement
The intensity of the Sun's radiation is about 1380 Wm-2 at Earth's distance, 1.5x1011m. Earth absorbs this radiation as a black body, and radiates its own energy back into space.
a) How much Energy per second falls on the Earth's surface? (Diameter of Earth = 12800km)
b)...