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WAEC Geography 2001 Question 26

Question 26

Weather

Environmental lapse rate is

  1. A.1°C for every 300 m ascent
  2. B.2°C for every 100 m ascent
  3. C.0.6°C for every 100 m ascent
  4. D.0.8°C for every 1000 m ascent.
Show the answer and explanation

Answer: C (0.6°C for every 100 m ascent)

Explanation

Air temperature normally falls about 6°C per 1000 m, i.e. 0.6°C per 100 m.