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Q. |
Density of the earth's atmosphere is highest in the – |
A. | Troposphere |
B. | Stratosphere |
C. | Mesosphere |
D. | Ionosphere |
Answer» A. Troposphere | |
Explanation: Over 99% of the mass of the earth's atmosphere is contained in two layers: the troposphere and the stratosphere. Most of the earth's atmosphere (80 to 90%) is found in the troposphere, the atmospheric layer where we live. This layer, where the earth's weather occurs, is within about 12 km of the earth's surface. |
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