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  1. Calculating balloon coverage: If you know the diameter of anything that has the shape of a sphere...thing by three and you will have the volume of the sphere. Will this work for a balloon ? I do not think so! Most balloons are not perfect ...

    7 Answers · Science & Mathematics · 23/08/2009

  2. Helium balloons rise because the gas Helium inside it is less dense than air. The...rise until it reaches the air that is less dense than the Helium balloon . Just like in water, the most dense object will stay at the bottom, the less dense...

    6 Answers · Science & Mathematics · 14/10/2009

  3. Balloons filled with air will last for days to weeks, and can be ..., always do a test inflation the day before to determine the flying time of the balloons under your conditions. Flying times will depend on the...

    4 Answers · Science & Mathematics · 29/11/2006

  4. The hot air balloon is the oldest successful human-carrying flight technology. On... and François Laurent d'Arlandes in a hot air balloon created by the Montgolfier brothers. A hot air...

    10 Answers · Science & Mathematics · 12/06/2008

  5. Balloons turn out to be a very poor model for numerical calculations involving the gas laws. The reason is that the elasticity of the rubber balloon itself contributes to the forces involved. ...

    5 Answers · Science & Mathematics · 17/11/2010

  6. ...something i recommend you try doing. and it depends on the size of the balloon . a tiny one wont hurt you it will just make you do that squeky thing, but a few big...

    8 Answers · Science & Mathematics · 01/06/2008

  7. Most balloons today are not rubber, they are plastic. It... is not stupid to think about hot air balloons . It is actually fun to build them...

    2 Answers · Science & Mathematics · 12/03/2011

  8. ... in a buoyant force which decreases the apparent weight. Here, the balloons displace air and since He is lighter than air the effect is...

    1 Answers · Science & Mathematics · 09/10/2007

  9. think of a balloon floating in 1 atm of outside pressure...39;s right... 1 atm. Because the balloon is not rigid. It ... collision between a gas molecule and a balloon molecule is a collision between a fast...

    5 Answers · Science & Mathematics · 20/06/2010

  10. step 1fill the balloon with water. Fill the balloon till it gets to be the size of at least a basketball. then put it into a freezer droor. step 2freezing the balloon When you take the ice out of the freezer, the water in the center will usually...

    4 Answers · Science & Mathematics · 22/07/2010

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