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The mesosphere is the coldest layer. In the outer mesosphere, temperatures approach -90 degrees Celsius.

However, a thermometer would measure the thermosphere to be well below 0 degrees Celsius. The thermosphere is actually very hot. It can get up to 1, 800 degrees Celsius. You would not feel that warmth though because temperature is the average amount of energy in motion of each molecule of a substance. The gas molecules in the thermosphere move very rapidly, so the temperature is very high. The molecules are spread very far apart and there are not enough of them to collide with the thermometer and warm it very much.

If you are researching this, all I can tell you is to not believe what other people are saying about the fact that the higher you get, the colder it is because the evidence is perfectly clear that it is not true.

Source: Prentice Hall Science Explorer Weather and Climate (copyright 2002)

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13y ago
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15y ago

It's the coldest layer because increased altitude means a decrease in solar heating and an increase in cooling caused by Carbon Dioxide radiative emissions.

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14y ago

i believe the mesophere is the atmosphere and not the earth.

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Q: Why is the atmosphere's coldest layer the mesosphere?
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What layer in the atmosphere has the lowest temperature?

The Mesosphere has the lowest temperature of the layers of Earth's atmosphere because Temperature decreases with height in the mesosphere. The mesopause, the temperature minimum that marks the top of the mesosphere, is the coldest place on Earth and has an average temperature around −100 °C (−148.0 °F; 173.1 K)


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What are the layers of the atmophere?

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Related questions

What layer in the atmosphere is the coldest layer?

mesosphere


Which is the coldest layer of the atmosphere?

The coldest layer of the atmosphere is the mesosphere, which extends upwards from about 31 miles to 53 miles above the Earth's surface. Temperatures in the mesosphere can drop as low as -130 degrees Fahrenheit (-90 degrees Celsius).


What is the coldest layer of the atmosphere?

The coldest layer of the atmosphere is the mesosphere, which starts around 31 miles (50 kilometers) above the Earth's surface and extends up to about 53 miles (85 kilometers). Temperatures in the mesosphere can drop as low as minus 130 degrees Fahrenheit (minus 90 degrees Celsius).


The coldest layer of Earth s atmosphere is the?

The coldest layer of Earth's atmosphere is the mesosphere. Temperatures in this layer can drop as low as -90 degrees Celsius (-130 degrees Fahrenheit).


Which is the coldest layer of the atmosphere of the earth?

The Mesosphere.


The coldest layer of the atmosphere?

The coldest layer of the atmosphere is the mesosphere, which sits above the stratosphere and below the thermosphere. Temperatures in the mesosphere can drop as low as -90 degrees Celsius (-130 degrees Fahrenheit), making it extremely cold.


Is the coldest layer of earth's atmosphere the ionosphere?

No, the ionosphere is not the coldest layer of Earth's atmosphere. The coldest layer is actually the mesosphere, which is located above the stratosphere and below the thermosphere. Temperatures in the mesosphere can drop as low as -90 degrees Celsius.


Is the mesosphere the coldest part of the atmosphere is in this layer?

yes


What is the coldest layer of the atmosphere in the upper region?

Mesosphere


What is in atmospheric layers?

The coldest layer of the atmosphere is the exosphere (space). If you were to not count the exosphere, the coldest layer would be the mesosphere.


The coldest layer of earth's atmosphere is the-?

Mesosphere


What is the second coldest layer of the atmosphere?

The second coldest layer of the atmosphere is the mesosphere, which sits above the stratosphere and below the thermosphere. Temperatures in the mesosphere can drop as low as -90 degrees Celsius.