INDIAN GEOGRAPHY

CLIMATE OF INDIA

GENERAL FEATURES OF INDIAN CLIMATE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Large bodies of water affect climate of the land next to them because
A
water heats up and cools more slowly than land
B
water heats up and cools faster than land
C
water and land cool at the same time
D
water and land heat at the same rate
Explanation: 

Detailed explanation-1: -Large bodies of water, such as oceans, seas and large lakes, can affect the climate of an area. Water heats and cools more slowly than landmasses. Therefore, the coastal regions will stay cooler in summer and warmer in winter, thus creating a more moderate climate with a narrower temperature range.

Detailed explanation-2: -Ocean currents act much like a conveyor belt, transporting warm water and precipitation from the equator toward the poles and cold water from the poles back to the tropics. Thus, ocean currents regulate global climate, helping to counteract the uneven distribution of solar radiation reaching Earth’s surface.

Detailed explanation-3: -Because water has a much higher heat capacity, or specific heat, than do sands, soils or other materials, for a given amount of solar irradiation (insolation), water temperature will increase less than land temperature.

Detailed explanation-4: -Oceans have a greater heat capacity than land because the specific heat of water is greater than that of dry soil and because a mixing of the upper ocean results in a much larger mass of water being heated than land.

Detailed explanation-5: -The answer is differential heating between water and land. Water, like the ocean, has a high specific heat, so it changes temperature slower. Land, like sandy beaches, has a low specific heat, so with the same amount of heat, it increases temperature more quickly compared to water.

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