02-09-2010, 11:56 PM
(12-19-2009, 10:37 AM)artichoke Wrote: If we didn't have physics for rotating systems, I do not think it would have been possible to design internal combustion engines, turbines, and all the other rotating systems we have built.
I wasn't speaking of physics to do with rotation. I was speaking of the lessening of gravitational force on spinning objects. This "lightening" of these objects is not defined.