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
-
A.
relative humidity is higher than at sea-level -
B.
rays of the sun adds more heat to the water -
C.
temperature is lower than that at sea-level -
D.
pressure is lower than that at sea-level -
E.
pressure is more than that at sea-level
Correct Answer: Option D
Explanation
Refer to Elementary physics, pressure reduces with height.