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Old 24-June-2009, 03:45 PM
grant hutchison grant hutchison is online now
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Quote:
Originally Posted by Fiery Phoenix View Post
You know, what's funny is that in schools they teach these things mostly in accordance with Newtonian mechanics.
And Newtonian gravity works very, very well indeed: for many purposes one can dispense with the fiddliness of GR and stick with Newton.
If you believe that science's job is to tell us what the Universe really does, then you're going to go with GR as our current best approximation to the truth. If you believe that science's job is to make useful predictions about the behaviour of the Universe, then you'll pick whichever tool is best suited (in ease and accuracy) to the job at hand.

Grant Hutchison
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