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how do hot air balloons come down?
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Why do helium balloons to lose lift after a few days?
Started by HadrianBoard General Science |
Replies: 21 Views: 53603 |
09/01/2007 03:59:17 by ukmicky |
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Helium Filled Balloons, Why Do They Eventually Fall ? |
Replies: 13 Views: 41533 |
17/06/2008 21:32:17 by Karen W. |
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Could you fly by holding lots of small helium balloons?
Started by Herman MelvilleBoard General Science |
Replies: 17 Views: 16295 |
05/06/2009 17:11:41 by Herman Melville |
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rate of deflation in helium balloons
Started by paul.frBoard General Science |
Replies: 2 Views: 6410 |
12/08/2007 11:01:24 by paul.fr |
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Hot Air Balloons: Influential People and Scientists
Started by VcoolspiceBoard Famous Scientists, Doctors and Inventors |
Replies: 2 Views: 8763 |
23/04/2008 16:50:50 by Vcoolspice |