Receding a distant ship smoke on the horizon? - index.of. jpg beauty
Because the earth is round, there is no observable horizon.
... http://upload.wikimedia.org/wikipedia/en
As the pressure of the atmosphere should appear on the surface of the earth is flat and disappear from the horizon?
Refractive index of standard air at sea level
n = 1.00029
Sunday, November 29, 2009
Index.of. Jpg Beauty Receding A Distant Ship Smoke On The Horizon?
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