Environmentalmedium · Past Paper
What is the normal lapse rate (temperature decrease per km rise) in the troposphere?
A4.5 °C
B6.5 °C
C10 °C
D2.5 °C
✓ Correct Answer: B — 6.5 °C
The average environmental lapse rate in the troposphere is approximately 6.5 °C for every 1000 meters of ascent.
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