Editing 1389: Surface Area
Revision as of 20:41, 2 July 2014 by Kynde (talk | contribs) (→Explanation: When mentioning that an asteroid of about 100 m is about to hit earth - the 100 m always refer to the longest distance - i.e the diameter if the thing is spherical. But most object of this size are not even close to spherical.)
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