the hot air is more dense then the actual air
The hot air inside the balloon expands, making the hot air balloon fly.
The hot air inside the balloon expands, making the hot air balloon fly.
i think it takes a long time for a hot air balloon to fly
An aeronaut flies a hot air balloon
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.
Yes they were first to fly the first hot air balloon
A hot air balloon flies because it is filled with hot air. Hot air rises and causes the balloon to lift from the ground.
hot air balloon
A hot air balloon flies because it is filled with hot air. Hot air rises and causes the balloon to lift from the ground.
To produce the 'hot air' that goes inside the balloon to make it fly.
qualifying in a hot air balloon and a pilots license.
It gets super hot in the hot air balloon because of the fire above to make it fly