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It depends on atmosphere conditions, but they begin to dissipate right away, mostly gone in about 15 or 20 minutes, but can last longer on a still day.

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What are jet contrails?

Jet contrails are water condensation resulting from the rapid compression and decompression of the air around the wing as the airplane moves through the atmosphere. The atmospheric conditions have to be just right for contrails to occur, and that is why you sometimes see contrails seem to wink off and on, as the airplane passes through drier air the contrails will stop.


What is it that causes contrails?

Contrails are long, artificial clouds that are man-made, sometimes trailing an aircraft. They are made most commonly by the water vapor in the exhaust of the engines of aircrafts. However, they can also be made from changes in the air pressure.


What are contrails and how do they form?

Contrails are the white, cloudlike trails left behind jets flying in the sky. They form when water vapor, a byproduct of the combustion taking place in the jet engines, condenses into water droplets (or ice crystals, if the temperature is low enough) after it has cooled down from the colder temperature high in the sky. This is similar to how clouds form.


What can you infer about the height jet airplanes fly based on the fact that their contrails form cirrus clouds?

The fact that jet airplanes' contrails form cirrus clouds suggests that they fly at altitudes where the temperature and humidity are conducive to contrail formation, typically above 20,000 feet. This indicates that jet airplanes generally fly at high altitudes, where the air is colder and less dense, allowing contrails to persist and spread out into cirrus clouds.


How do you use the word contrail in a sentence?

The high flying jets left long contrails marking their paths through the sky.

Related Questions

What are jet contrails?

Jet contrails are water condensation resulting from the rapid compression and decompression of the air around the wing as the airplane moves through the atmosphere. The atmospheric conditions have to be just right for contrails to occur, and that is why you sometimes see contrails seem to wink off and on, as the airplane passes through drier air the contrails will stop.


Are contrails similar to cumulonimbus clouds?

No. Contrails are long, narrow, thin clouds left by aircraft at high altitude. Cumulonimbus clouds are enormous, thick, towering storm clouds.


Do airplane contrails affect the weather?

No it is the weather that facilitates the production of contrails.


What does the cloud name contrails mean?

Contrails is a shortening of condensation trails.


What causes the formation of line clouds in the sky?

Line clouds, also known as contrails, are formed when water vapor from aircraft exhaust condenses and freezes into ice crystals at high altitudes in the cold air. This creates long, thin lines of clouds that can persist in the sky for a period of time.


What do you call the trail behind high-flying jets?

These are called "contrails" (short for "condensation trails") and are ice crystals formed from the water released by a jet engine. When jet fuel burns, it creates gases including carbon dioxide, but also substantial water vapor. At high altitudes, the temperature is much lower than on the ground, and water condenses and freezes. Depending on the altitude, wind, and the humidity of the air, contrails can persist for a few seconds or for many hours. When many contrails combine to form long-lasting clouds, they can affect the weather like any other cloud, except that they are higher in the atmosphere.


What is it that causes contrails?

Contrails are long, artificial clouds that are man-made, sometimes trailing an aircraft. They are made most commonly by the water vapor in the exhaust of the engines of aircrafts. However, they can also be made from changes in the air pressure.


What are contrails?

contrails are "clouds" formed by the hot, humid air from plane/jet engines which mixes with water vapor high in the sky, then turning into ice crystals which then create contrails.


What are contrails and how do they form?

Contrails are the white, cloudlike trails left behind jets flying in the sky. They form when water vapor, a byproduct of the combustion taking place in the jet engines, condenses into water droplets (or ice crystals, if the temperature is low enough) after it has cooled down from the colder temperature high in the sky. This is similar to how clouds form.


What are those lines in the sky or where do they come from?

The lines in the sky, often referred to as contrails, are formed by the water vapor and exhaust from aircraft engines. When planes fly at high altitudes, the hot, humid air from the engines meets the cold temperatures of the upper atmosphere, causing the water vapor to condense and freeze into tiny ice crystals. These contrails can dissipate quickly or persist and spread out, depending on atmospheric conditions. Other lines may also be seen from weather phenomena or atmospheric conditions, but contrails are the most common.


What kind of clouds are contrail?

Contrails are clouds that appear behind aircrafts. Contrails are long, thin, man-made clouds that are essentially vapor trails. These vapor trails are created by a change in water vapor or changes in air pressure.


What is the mission of the airplanes that leave contrails?

To be an airplane with jet engines? All jet airplanes leave contrails.