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Air expands when it is heated. This makes it less dense than colder air. Hence, it has buoyancy, and tends to rise. If it is trapped in a balloon, it can take the balloon up with it, along with things attached to the balloon, as long as the buoyancy of the balloon exceeds the attached weight.
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Why does a hot air balloon fly?
A hot air balloon flies because it is filled with hot air. Hot air rises and causes the balloon to lift from the ground.
Why does hot air balloon need fire so that it can fly?
To produce the 'hot air' that goes inside the balloon to make it fly.
How do hot-air balloons fly?
Hot air balloons can fly because hot air rises. When the air inside the balloon gets hot, it rises above the cooler air around it, and it lifts the balloon and any cargo and passengers with it.
How do hot air balloons use air to fly?
Hot air balloons use the fact that hot air rises as a way to make balloons fly. When the air inside the balloon is heated, it rises, and this creates lift which is used to make the balloon fly.
What is in a hot air balloon to make it fly?
Hot air! Hot air is lighter than cold air.
Why does balloon fly?
The hot air inside the balloon expands, making the hot air balloon fly.
Why does hot balloons fly?
The hot air inside the balloon expands, making the hot air balloon fly.
What time fly hot air balloon?
i think it takes a long time for a hot air balloon to fly
Does a pilot fly a hot air balloon?
An aeronaut flies a hot air balloon
Where do hot air balloon fly form?
Hot air balloons can pick up and fly from just about anywhere. As long as the surface is flat a hot air balloon can fly from it.
Did the montgolfier brothers fly a hot air balloon first?
Yes they were first to fly the first hot air balloon
Why does a hot air balloon fly?
A hot air balloon flies because it is filled with hot air. Hot air rises and causes the balloon to lift from the ground.
Did the montgolfier brothers fly the first hot air balloon or air ship?
hot air balloon
Why does a hot balloon fly?
A hot air balloon flies because it is filled with hot air. Hot air rises and causes the balloon to lift from the ground.
Why does hot air balloon need fire so that it can fly?
To produce the 'hot air' that goes inside the balloon to make it fly.
What qualifications do you need to fly a hot air balloon?
qualifying in a hot air balloon and a pilots license.
How hot can it get inside a hot air balloon?
It gets super hot in the hot air balloon because of the fire above to make it fly
