http://freerenergy.com/blog/astronomy-space/how-long-does-it-take-a-baseball-diamond-90-ft-on-a-side-to-receive-1-megaton-of-solar-energy Mon, 26 Oct 2009 11:33:47 +0000 http://backend.userland.com/rss092 en Mike D asked: Neglecting energy absorbed or reflected by Earth's atmosphere, the solar energy hitting 1 square meter of Earth's surface is 1360 J/s (the solar constant). How long does it take a baseball diamond (90 ft on a side) to receive 1 megaton of solar energy? (Hint: A 1 ... http://freerenergy.com/blog/astronomy-space/how-long-does-it-take-a-baseball-diamond-90-ft-on-a-side-to-receive-1-megaton-of-solar-energy