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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.
because it helps it fly in air
Troposphere
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.
depends on how big the air balloons is
air balloons or hot air balloons fly because they fill with a very light type of air. The air is hot air.
Buoyancy allows hot air balloons 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.
You can't physicly fly, but you can ride in air planes and hot air balloons.
because it helps it fly in air
no because of the air pressure
Hot air balloons
The hot air inside the balloon expands, making the hot air balloon fly.
Troposphere
You may use airplanes or balloons (aeronautics).
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.
depends on how big the air balloons is