graciefields419 graciefields419

31-10-2019
Biology

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what is the layer of the atmosphere 20 km above Earth's surface

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YugiandYami YugiandYami

12-11-2019

Answer:

The troposphere is the layer closest to Earth's surface. It is 4 to 12 miles (7 to 20 km) thick and contains half of Earth's atmosphere. Air is warmer near the ground and gets colder higher up.

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