i) Explain three reasons why wind is the main/dominant agent of erosion in hot deserts.(6mks)
-Presence of loose/dry sand which is easily carried by wind.
-Desert winds are very strong hence easily erode and carry away a lot of materials.
-Absence of vegetation cover to break wind speed/force which exposes the desert surface to easy erosion.
-Extensive flat terrain which allows wind to gain strength/speed which gives power to erode.
ii) State four factors that influence wind deposition in the desert. (4 marks)
-Nature of the desert surface.
-Presence of obstacles.
-Strength and direction of wind.
-Variation in the weather conditions.
-Amount of load carried by wind
steve williams answered the question on November 17, 2017 at 12:31
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