IB
IBO
Physics
May 2009
QP-200905-Physics-P1(TZ2)-SL · Question 29
Question (excerpt):
29. The average temperature of the surface of the Sun is about 20 times more than the average surface temperature of the Earth. The average power per unit area radiated by the Earth is P. The average …
29. The average temperature of the surface of the Sun is about 20 times more than the average surface temperature of the Earth. The average power per unit area radiated by the Earth is P. The average …
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