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Old 01-31-2012, 10:15 AM
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Redroach Redroach is offline
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Join Date: Apr 2011
Location: Bavaria, Germany
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@WD:
a) zero, in any direction
b) a = x''; Newton 2; mass is mostly assumed constant.

I don't even know why I'm bothering with this... I think the thread is deteriorating rapidly now (actually, it has been since after Post # 1)