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Question
List any two characteristics of the troposphere.
Long Answer
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Solution
- The troposphere contains 75% of the atmosphere, and as we ascend above ground level, its concentration falls.
- Another characteristic of the troposphere is the consistent drop in temperature with altitude. The term “normal lapse rate” refers to this temperature drop. For every 166 meters of elevation rise, the average drop is 1°C. Numerous turbulences in the troposphere are caused by this temperature difference.
- As a result of these turbulences, all weather phenomena take place in this layer.
- The troposphere is heated more from below than from above.
- The tropopause is the uppermost point of the troposphere.
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Chapter 12: Composition and Structure of the Atmosphere - EXERCISES [Page 117]
