GENERAL KNOWLEDGE

GK

WORLD GEOGRAPHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does the rain shadow effect cause?
A
dry areas to develop on the leeward sides of mountain ranges
B
ice caps to develop on the North and South Poles
C
monsoons to develop in the Pacific Ocean
D
hurricanes to develop int he Atlantic Ocean
Explanation: 

Detailed explanation-1: -An area with relatively little precipitation due to the presence of mountain range is called as rainshadow. This barrier causes the prevailing winds to lose their moisture on the windward side of the mountain ranges thereby causing the leeward side to be dry.

Detailed explanation-2: -B. Orographic rainfall is caused when moisture carrying air is lifted upwards when it moves over a mountain. When air rises and cools, it starts condensing and causes rainfall. The rainfall is heavy on the windward side and much less on the leeward side (rain shadow area).

Detailed explanation-3: -Leeward Mountain Slopes Encourage Warm, Dry Climates In contrast to the moist windward side of a mountain, the leeward side typically has a dry, warm climate. This is because by the time air rises up the windward side and reaches the summit, it has already been stripped of the majority of its moisture.

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