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Q: Why would a hot air balloon pilot heat the air in the balloon to make it rise?
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How do you make air lighter so that it will cause a balloon to rise?

To make air lighter you would increase the heat inside the balloon, making it less dense, causing it to rise.


What gas does make a balloon float?

That would be Helium


How do balloonists make the balloon descend gradually?

The balloonist would turn of their burner so that the balloon can lose its latitude and then gradually the balloon will come down.


Does heat make things fly?

no it weighs things down . Hot air tends to lift things, as in a hot air balloon.


How does a hot air balloon maneuver?

Piloting a balloon takes skill, but the controls are actually very simple. To lift the balloon, the pilot moves a control that opens up the propane valve. This lever works just like the knobs on a gas grill or stove: As you turn it, the flow of gas increases, so the flame grows in size. The pilot can increase the vertical speed by blasting a larger flame to heat the air more rapidly.Additionally, many hot air balloons have a control that opens a second propane valve. This valve sends propane through a hose that bypasses the heating coils. This lets the pilot burn liquid propane, instead of propane in gas form. Burning liquid propane produces a less efficient, weaker flame, but is much quieter than burning gas. Pilots often use this second valve over livestock farms, to keep from scaring the animals.Hot air balloons also have a cord to open the parachute valve at the top of the envelope. When the pilot pulls the attached cord, some hot air can escape from the envelope, decreasing the inner air temperature. This causes the balloon to slow its ascent. If the pilot keeps the valve open long enough, the balloon will sink. Essentially, these are the only controls -- heat to make the balloon rise and venting to make it sink. This raises an interesting question: If pilots can only move hot air balloons up and down, how do they get the balloon from place to place? As it turns out, pilots can maneuver horizontally by changing their vertical position, because wind blows in different directions at different altitudes. To move in a particular direction, a pilot ascends and descends to the appropriate level, and rides with the wind. Since wind speed generally increases as you get higher in the atmosphere, pilots can also control horizontal speed by changing altitude.

Related questions

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

He would heat it.


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.


How does a balloon pilot use density to control the altitude of a balloon?

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


How do you make air lighter so that it will cause a balloon to rise?

To make air lighter you would increase the heat inside the balloon, making it less dense, causing it to rise.


How does a pilot of an air balloon make the balloon lose height and why?

im sure theres a pipe or something that releases the gas out of the ballooon, and the reason would obviously be to land? idk bout you but i sure wouldn't wanna stay in a hot air balloon forever


Why would heating the gas in a air balloon make the balloon rise?

Hot air rises more quickly than cold air, so when you heat the air inside the balloon, it cant escape, so it pushes the balloon up.


How do you make a balloon rise into the air?

-- Inflate the balloon with some substance that is less dense than air. OR -- Inflate the balloon with air, then heat it after it is sealed.


How do the vents work on a hot air balloon?

the vents work because of the heat which can make the hot air balloon go up


How do vents work on a hot air balloon?

the vents work because of the heat which can make the hot air balloon go up


What would make your balloon powered car go the fastest?

red balloon


How are hot air balloons usually controlled?

Burning natural gas to heat the air in the balloon and dropping weights both make the balloon rise, letting hot air out (through vents near the top) makes the balloon sink. These maneuvers allow the pilot to find air masses that move in the desired direction. No horizontal control is available other than the movement of surrounding air.


How does heat make a hot air balloon go up?

Hot air rises. By heating the cool air in the balloon using a propane heater, heats the air and makes the balloon rise