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How many balloons were used to lift Mr Carl Fredricksen's house?
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How do air balloons lift off from the ground?
Balloons filled with Helium rise because Helium is less dense than normal air. Hot air balloons lift off the ground because heat rises, and when the balloon is full of air of a higher temperature than its surroundings, the balloon will rise.
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.
How big of a hot air balloon to lift 800lb?
Not very big at all compared to regular hot air balloons. Maybe as small as 20 cubic feet
How do they make hot air balloons descend?
I think you slowly decrease the amount of hot air you're using to lift the balloon. If I'm wrong, I hope someone will correct me.
Why do hot air balloons crash?
Any number of reasons: Loss of lift, weather, a rip in the balloon, wind, mountain's, powerpoles, general navigation mistakes, all can cause an accident.
Is it possible to lift a house with balloons?
well it depends on the weight of your house and the mass of the balloons. if you were to calculate it out you would be able to if you got the right amount of balloons. Yes -The experiment proved successful.
Is it possible to lift a house?
Hydraulic jacks are often used to lift houses, and even large structures. Sometimes these large structures are placed on over-sized flatbed trailers for the purpose of relocation. or you can use a large amount of balloons and tie it to a house. The bigger the house the balloons you need.
How many balloons does it takes to lift 1 pound?
it took 53 12" helium balloons to lift a pound, you have to add the weight of the string and balloons
How many helium balloons does it take to lift the Titanic?
10000000 helium balloons
Does the lift depend on the surface area of the balloons?
NO...
How do hot air balloons produce lift?
Hot Air
How many helium balloons can lift 20 pounds frozen turkey?
30
Why do hot air balloons have sand bags?
Modern hot air balloons do not have sand bags because the air input is easily controlled for lift. Hot air balloons used to have sandbags to weigh them down until lift off and sand was gradually dumped to gain height in the air.
How do air balloons lift off from the ground?
Balloons filled with Helium rise because Helium is less dense than normal air. Hot air balloons lift off the ground because heat rises, and when the balloon is full of air of a higher temperature than its surroundings, the balloon will rise.
Can Balloons Really Lift A Person Off The Ground?
Yes, if he's holding enough of them.
Give one use of thermal expansion in gases?
To lift hot air balloons
How many helium balloons does it take to lift a 20 pound frozen turkey?
400
