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Balloons can be filled with air (don't float), or with hydrogen or helium (float because the gas is less dense).
Hot air balloons use burners to heat the air so that it becomes slightly less dense than the cooler air around it, providing some lift.
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∙ 13y ago
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Which gas do you use for hot air balloons?
Hot air is used for hot air balloons.
What last longer helium fill balloon or hot air balloons?
hot air balloons
Which force allows hot air balloons to fly?
Buoyancy allows hot air balloons to fly.
What are some disadvantages of hot air balloons?
Hot air balloons are a slower form of transportation. For most people, they are beautiful to see when they are in the air.
What fuel do hot air balloons use?
Fire and, well, hot air.
When does a air balloon rise?
A hot air balloon rises because when hot air is added it is intended to rise and when the hot air balloons wants to land, hot air is decreased.
Which gas do you use for hot air balloons?
Hot air is used for hot air balloons.
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.
What last longer helium fill balloon or hot air balloons?
hot air balloons
Why do hot air balloons work?
Hot Air Balloons work because of the hot air.The hot air rising stays in the balloon and carries it upward.
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...
when do hot air balloons come to bucyrus ohio?
when do hot air balloons cometo bucyrus ohio
Which force allows hot air balloons to fly?
Buoyancy allows hot air balloons to fly.
Why were hot air balloons made in 1783?
People think that hot air balloons where made for battles.
What form is helium?
hot air balloons and balloons
How do hot air balloons stay in air?
hot air rises
