Posted by Coffee Helps on August 09, 2008 at 19:37:54 from (207.190.115.153):
In Reply to: gravity posted by ken in texas on August 09, 2008 at 16:24:28:
The best I can come up with is things like gravity & light can be described, but not defined. Like, the effects of gravity are known, so we can land on the moon. But how you define exactly what gravity is, is a different ball game. They're still working on a Unified Field Theory aren't they? I'm subject to correction here, bigtime. Mark SW Wis.
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