What are Coriolis Forces?
Why do the large scale winds and ocean currents move clockwise in the Northern hemisphere and anticlockwise in the Southern hemisphere? This is a simple, non-mathematical explanation. http://www.phys.unsw.edu.au/~jw/coriolis.html
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Gord May "If you didn't have the time or money to do it right in the first place, when will you get the time/$ to fix it?"