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WAEC Geography 1996 Question 28

Question 28

Weather

Visibility usually decreases when a

  1. A.cold, dry wind blows over a cold current
  2. B.body of fresh water mingles with salty water
  3. C.warm wind blows over a warm current
  4. D.warm dry wind rises over a high mountain
  5. E.warm current meets a cold current
Show the answer and explanation

Answer: E (warm current meets a cold current)

Explanation

Where warm and cold currents meet (e.g. off Newfoundland), warm moist air is chilled over the cold water and thick fog forms, reducing visibility.