GEOLOGY

EARTH SCIENCE

CLIMATE AND ENVIRONMENTAL CHANGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A prevailing wind is a wind that
A
blows from north to south
B
blows in and area regularly
C
is at the equator at all times
D
carries boats along the ocean currents
Explanation: 

Detailed explanation-1: -Prevailing winds are winds that blow from a single direction over a specific area of the Earth. Areas where prevailing winds meet are called convergence zones. Generally, prevailing winds blow east-west rather than north-south. This happens because Earth’s rotation generates what is known as the Coriolis effect.

Detailed explanation-2: -There are three prevailing wind belts associated with these cells: the trade winds, the prevailing westerlies, and the polar easterlies (Fig.

Detailed explanation-3: -Winds occur where high-pressure air masses seek low-pressure areas. Prevailing winds are largely predictable and named for broad areas of the Earth over which they form. Convection cells circulate air flow and help regulate temperature around the globe.

Detailed explanation-4: -Seasonal winds are the prevailing winds that blow during a particular season. For example, the prevailing winds in the northern hemisphere blow from the west to the east. Local winds are created by differences in temperature and pressure. The most common local wind is the sea breeze.

Detailed explanation-5: -India lies in the region of north easterly winds. These winds originate from the subtropical high-pressure belt of the northern coast gets a large portion of its rain during October and November. In general, coastal areas experience less contrasts in temperature conditions.

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