Potash cash operating cost of goods sold net of by-product credits, which we define as total cost of goods sold excluding royalties, depreciation, depletion and amortization, was $199 per short ton in the first quarter of 2010 compared to $238 per short ton in the first quarter of 2009.
Answers.comÂ® is making the world better one answer at a time. It is relativley rare to observe a solar eclipse because the sun's light is blocked by the moon.
Predictions of solar eclipses. Eclipses do not happen at every new moon, of course. This is because the moonâs orbit is tilted just over 5 degrees relative to Earthâs orbit around the sun. For this reason, the moonâs shadow usually passes either above or below Earth, so a solar eclipse doesnât occur.