January 8th, 2008, 01:16 AM
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Shrapnel Fanatic
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Join Date: Feb 2001
Location: Waterloo, Ontario, Canada
Posts: 11,451
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Re: OT: Gravity, Dark Energy, Universal expansion
Except that the folks living on the balloon aren't expanding since they are held together by gravity, electromagnetism, and nuclear forces.
Light will take longer and longer to get from each of your distance marks to the next, making it obvious that they are stretching.
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