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Questions and Answers
What is the approximate atmospheric concentration of carbon dioxide?
What is the approximate atmospheric concentration of carbon dioxide?
- 0.0386% (386 ppm) (correct)
- 0.386% (3860 ppm)
- 0.000386% (3.86 ppm)
- 3.86% (38600 ppm)
Where is the atmospheric concentration of water vapor the highest?
Where is the atmospheric concentration of water vapor the highest?
- At high altitudes
- In deserts
- Over polar ice caps
- Near ocean surface in tropics (correct)
What is the main source of atmospheric nitrogen over a long period?
What is the main source of atmospheric nitrogen over a long period?
- Plant and animal respiration
- Combustion
- Volcanic eruptions
- Outgassing (correct)
What is the primary process through which carbon dioxide is removed from the atmosphere?
What is the primary process through which carbon dioxide is removed from the atmosphere?
What is the approximate residence time of carbon dioxide in the atmosphere?
What is the approximate residence time of carbon dioxide in the atmosphere?
What are particulates in the atmosphere primarily composed of?
What are particulates in the atmosphere primarily composed of?
Which profile characterizes the atmosphere based on the constant concentration of permanent gases?
Which profile characterizes the atmosphere based on the constant concentration of permanent gases?
What dominates the heterosphere, which is above the homosphere?
What dominates the heterosphere, which is above the homosphere?
What causes the variation in temperature in the atmosphere?
What causes the variation in temperature in the atmosphere?
What is the primary sink for the removal of particulates from the atmosphere?
What is the primary sink for the removal of particulates from the atmosphere?
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