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the pilot heats the air stored in the balloon with a large flame the hotter it gets the higher it goes because the heat changes the density to make it go up or down if the pilot decreases the size of the flame the hot air lowers because the smaller flame has less heat giving it a higher volume, but the air stays the same thus making it lower

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Q: How does a balloon pilot use density to control the altitude of a balloon?
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How does a balloon pilot control BOTH acsent and descent of a balloon?

A balloon pilot controls ascent by heating the air inside the balloon with a burner and descent by allowing the air to cool or venting it.


What way can a hot air balloon travel?

A hot air balloon pilot has control over the vertical axis of flight only. By heating the air in the balloon, the pilot can control the vertical flightpath in an upwarddirection. By releasing hot air or by letting the air cool down, the pilot can affect the vertical axis of flight in a downward direction. Any other directional control (the horizontal flight path) is controlled by the wind. the only control the pilot has in the horizontal flight path is by taking the balloon up or down into the wind which flows in the direction the pilot wants to travel.


How do you land a hotair balloon?

Well All hot air balloons have a variable release valve in the top of the balloon which the pilot can use to control the altitude of the balloon..This valve when opened to a certain point allows hot air to slowly escape from the top of the balloon and the balloon will slowly decend,the exchange is controlled so the balloon maintains its size...by use of the release valve and the burners the pilot can control the rate of decent to a nice soft landing....The release valve is also used to quickly deflate the ballon once it has landed...


Why Would a hot air balloon pilot heat or cool the air in the balloon to make it rise?

Heating the air makes less air take up the same space, so the air inside the balloon is lighter than the surrounding air. The pilot turns off the burner to help the balloon to maintain the current altitude or to descend.


Would you ever jump out of a hot air balloon?

Yes. And as a matter of fact I did this in Sussex New Brunswick just this past November. The balloon climbed to 4000 feet at which point the balloon pilot said we could exit. We left two at a time, with a brief break between exits to allow the balloon to regain altitude again. This must be done as the pilot will wait until the balloon starts to descend before giving a jumper permission to exit. If this was not done, the balloon would quickly spike in altitude when the weight was reduced (by loosing two passengers). A spike in altitude would put the balloon into another wind column thus putting the balloon off course. Would I do it again? Of course I would!


How many miles per hour does a hot air balloon travel?

It travels at the speed and in the direction of the wind, at whatever altitude the pilot chooses.


Hot air balloons have a gas heater attached to them the pilot can turn the heater on the balloon and the balloon will go high why?

Hot air balloons have a gas heater that is generally powered by propane. When the pilot turns the heater on, the balloon will fly high due to the hydrocarbon chamber that allows the pilot control of ascent and descent of the hot air balloon.


What makes hot-air balloon drift downwards?

Balloons start to lose altitude when the air inside the envelope cools off. In order to keep the balloon aloft the balloon pilot uses a burner to heat up the gases inside.


Why does a hot air balloon need ballast?

Hot air balloons DON'T need any ballast. However gas balloons which get their lift from lighter-than-air gases, typically helium or hydrogen, do need ballast. The ballast allows the pilot to control the altitude at which the balloon flies. To gain altitude the pilot releases some ballast or vents out some gas to descend. During flight some gas will be lost through natural losses through the material of the gas envelope and the pilot counters the loss of lift by releasing ballast to maintain the altitude he wants. On long distance flights the variation between night and day time temperatures affects the amount of lift the gas exerts of the balloon. This requires further adjustment of gas venting or release of ballast to maintain the desired altitude.


What is the direction control of an hot air balloon?

The pilot of a hot air balloon uses the burners to move in different directions. Some of the air is moving east, while some of the air is moving west. The pilot of the balloon will either deflate or inflate the balloon to catch the wind in a particular direction.


What is a hot-air balloon pilot called?

A hot air balloon pilot is called an aeronaut.


Does a tethered helium balloon require a licensed pilot?

Yes. The pilot has to obtain atleast a Bronze certificate to pilot the balloon alone.