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the hot air inside the balloon is what's keeping the balloon aloft. the explanation is hot gases or air is lighter than cold air so hot air will rise since it is lighter than the cold air.

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15y ago

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What keeps a hot air balloon aloft?

Hot air is lighter. See the related link.


What element is used in balloons to keep them in the air?

Helium (Hydrogen could also be used but this is flamable). Not some balloons are also kept aloft using hot air.


How do hot air balloons trap air inside?

Hot air balloons work by heating the air inside the balloon envelope using a propane burner. When the air inside the balloon is heated, it becomes lighter and less dense than the surrounding air, causing the balloon to rise. The envelope of the balloon is sealed, which allows the hot air to be trapped inside and keep the balloon aloft.


What types of hot air balloons are there?

There are traditional hot air balloons, special-shaped hot air balloons (such as animals, objects, or characters), and solar-powered hot air balloons that use solar energy to heat the air inside.


Where in the atmosphere do hot air balloons float?

Hot air balloons float because hot air displaces cool air in the atmosphere


Why lighter than air balloons fly?

air balloons or hot air balloons fly because they fill with a very light type of air. The air is hot air.


how do hot air balloons get down from the sky?

Heat will naturally dissipate, causing them to slowly descend even if they don't do anything. This is why they need to keep burning fuel to stay aloft.


What does thrust have to do with hot air balloons?

This may not help, but I didn't think it had ANYTHING to do with hot-air balloons...


Why were hot air balloons made in 1783?

People think that hot air balloons where made for battles.


when do hot air balloons come to bucyrus ohio?

when do hot air balloons cometo bucyrus ohio


How do hot air balloons stay in air?

hot air rises


How do hot air balloons produce lift?

Hot Air