Water in an open container boils at a lower temperature when heated at the top…

Physics WAEC 1989

Water in an open container boils at a lower temperature when heated at the top of a mountain than at sea-level because at the top of a mountain the

  • relative humidity is higher than at sea-level
  • rays of the sun adds more heat to the water
  • temperature is lower than that at sea-level
  • pressure is lower than that at sea-level checkmark
  • pressure is more than that at sea-level

The correct answer is: D

Explanation

Refer to Elementary physics, pressure reduces with height.
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