How is the atmosphere held to the earth?

Solution

Atmosphere is a gaseous envelope extending thousands of kilometres above the surface of the earth. It is held to it by the force of gravity.

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Question

What is the tropopause ?

Solution

The zone separating the tropsophere from stratosphere is known as the tropopause.

Question

Solution

Heterosphere is a layered thermosphere extending above the mesopause and continues to the edge of space about 600 km above the earth's surface.

Question

Solution

Troposphere.