The stability of the trade winds comes from the permanent temperature and pressure difference between the subtropics and the equator. While a passing hurricane or local weather system might briefly disrupt them, the large-scale atmospheric circulation (the Hadley Cell) ensures they quickly return toRead more
The stability of the trade winds comes from the permanent temperature and pressure difference between the subtropics and the equator. While a passing hurricane or local weather system might briefly disrupt them, the large-scale atmospheric circulation (the Hadley Cell) ensures they quickly return to their steady flow. They typically blow at speeds of 10 to 20 knots. This predictability made them the most important navigational tool for early mariners, allowing for the first reliable global shipping routes between Europe, Africa and the Americas.
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Prevailing winds are the "default" setting for the atmosphere. While local weather can cause the wind to blow from any direction on a given day, the prevailing wind is the direction recorded most frequently over a long period. These winds are crucial for determining a region's climate; for example,Read more
Prevailing winds are the “default” setting for the atmosphere. While local weather can cause the wind to blow from any direction on a given day, the prevailing wind is the direction recorded most frequently over a long period. These winds are crucial for determining a region’s climate; for example, if the prevailing winds blow from the ocean, the climate will be moist, but if they blow from a continental interior, the climate will be dry. They are the result of the Earth’s three-cell circulation model (Hadley, Ferrel and Polar cells).
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
The journey of the trade winds begins where air descends and piles up at 30° North and South. This creates a "surplus" of air that must flow toward the "deficit" at the equator, where air is constantly rising due to heat. As this air moves, the Coriolis force deflects it westward. This creates a masRead more
The journey of the trade winds begins where air descends and piles up at 30° North and South. This creates a “surplus” of air that must flow toward the “deficit” at the equator, where air is constantly rising due to heat. As this air moves, the Coriolis force deflects it westward. This creates a massive, consistent flow of air toward the Intertropical Convergence Zone (ITCZ). These winds are not just important for sailing; they also push warm surface water across the oceans, playing a vital role in phenomena like El Niño and the distribution of global sea temperatures.
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
The origin of trade winds is tied to the Hadley Cell circulation. Near 30° North and South latitudes, air that rose at the equator has cooled and moved poleward; it then descends toward the Earth's surface. This descending air creates a "piling up" effect, resulting in high-pressure zones. Since airRead more
The origin of trade winds is tied to the Hadley Cell circulation. Near 30° North and South latitudes, air that rose at the equator has cooled and moved poleward; it then descends toward the Earth’s surface. This descending air creates a “piling up” effect, resulting in high-pressure zones. Since air always moves from high to low pressure, it rushes back toward the heat-induced low at the equator. This constant supply of sinking air at the subtropics ensures that the trade winds remain the most consistent and permanent wind system on the planet.
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
The Westerlies blow from the subtropical highs toward the subpolar lows. In the Southern Hemisphere, they are particularly fierce because there is very little land to act as a "windbreak." As a result, these winds grow progressively stronger as you move further south. Sailors historically used theseRead more
The Westerlies blow from the subtropical highs toward the subpolar lows. In the Southern Hemisphere, they are particularly fierce because there is very little land to act as a “windbreak.” As a result, these winds grow progressively stronger as you move further south. Sailors historically used these winds to race across the globe, naming the latitudes based on the sound and intensity of the wind: the “Roaring” 40s, the “Furious” 50s and the “Shrieking” or “Screaming” 60s. They remain some of the most consistent and powerful wind belts on Earth.
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
What type of winds are trade winds? (A) Partially irregular (B) Regular and stable (C) Irregular (D) None of the above
The stability of the trade winds comes from the permanent temperature and pressure difference between the subtropics and the equator. While a passing hurricane or local weather system might briefly disrupt them, the large-scale atmospheric circulation (the Hadley Cell) ensures they quickly return toRead more
The stability of the trade winds comes from the permanent temperature and pressure difference between the subtropics and the equator. While a passing hurricane or local weather system might briefly disrupt them, the large-scale atmospheric circulation (the Hadley Cell) ensures they quickly return to their steady flow. They typically blow at speeds of 10 to 20 knots. This predictability made them the most important navigational tool for early mariners, allowing for the first reliable global shipping routes between Europe, Africa and the Americas.
Looking for the best SSC CHSL preparation app? Download TA Exam Competitive Exam Preparation app to practice daily quiz sets and track your real-time performance.
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See lessWhat is the name given to winds that blow in the same direction throughout the year? (A) Social winds (B) Polar winds (C) Local winds (D) Prevailing winds
Prevailing winds are the "default" setting for the atmosphere. While local weather can cause the wind to blow from any direction on a given day, the prevailing wind is the direction recorded most frequently over a long period. These winds are crucial for determining a region's climate; for example,Read more
Prevailing winds are the “default” setting for the atmosphere. While local weather can cause the wind to blow from any direction on a given day, the prevailing wind is the direction recorded most frequently over a long period. These winds are crucial for determining a region’s climate; for example, if the prevailing winds blow from the ocean, the climate will be moist, but if they blow from a continental interior, the climate will be dry. They are the result of the Earth’s three-cell circulation model (Hadley, Ferrel and Polar cells).
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
Download the app now!
Android: https://play.google.com/store/apps/details?id=com.ta.exam
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See lessWhat are the winds called that blow from the subtropical high-pressure zone towards the equatorial low-pressure zone?
The journey of the trade winds begins where air descends and piles up at 30° North and South. This creates a "surplus" of air that must flow toward the "deficit" at the equator, where air is constantly rising due to heat. As this air moves, the Coriolis force deflects it westward. This creates a masRead more
The journey of the trade winds begins where air descends and piles up at 30° North and South. This creates a “surplus” of air that must flow toward the “deficit” at the equator, where air is constantly rising due to heat. As this air moves, the Coriolis force deflects it westward. This creates a massive, consistent flow of air toward the Intertropical Convergence Zone (ITCZ). These winds are not just important for sailing; they also push warm surface water across the oceans, playing a vital role in phenomena like El Niño and the distribution of global sea temperatures.
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
Download the app now!
Android: https://play.google.com/store/apps/details?id=com.ta.exam
iOS: https://apps.apple.com/app/id6759824444
See lessFrom where do the trade winds originate? (A) From the subtropical high-pressure zone (B) From the subpolar low-pressure zone (C) From the equatorial low-pressure zone (D) From the polar high-pressure zone
The origin of trade winds is tied to the Hadley Cell circulation. Near 30° North and South latitudes, air that rose at the equator has cooled and moved poleward; it then descends toward the Earth's surface. This descending air creates a "piling up" effect, resulting in high-pressure zones. Since airRead more
The origin of trade winds is tied to the Hadley Cell circulation. Near 30° North and South latitudes, air that rose at the equator has cooled and moved poleward; it then descends toward the Earth’s surface. This descending air creates a “piling up” effect, resulting in high-pressure zones. Since air always moves from high to low pressure, it rushes back toward the heat-induced low at the equator. This constant supply of sinking air at the subtropics ensures that the trade winds remain the most consistent and permanent wind system on the planet.
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
Download the app now!
Android: https://play.google.com/store/apps/details?id=com.ta.exam
iOS: https://apps.apple.com/app/id6759824444
See lessThe regular winds that are known by the nicknames ‘Roaring Forties’, ‘Furious Fifties’ and ‘Screaming Sixties’ belong to which of the following types of winds?
The Westerlies blow from the subtropical highs toward the subpolar lows. In the Southern Hemisphere, they are particularly fierce because there is very little land to act as a "windbreak." As a result, these winds grow progressively stronger as you move further south. Sailors historically used theseRead more
The Westerlies blow from the subtropical highs toward the subpolar lows. In the Southern Hemisphere, they are particularly fierce because there is very little land to act as a “windbreak.” As a result, these winds grow progressively stronger as you move further south. Sailors historically used these winds to race across the globe, naming the latitudes based on the sound and intensity of the wind: the “Roaring” 40s, the “Furious” 50s and the “Shrieking” or “Screaming” 60s. They remain some of the most consistent and powerful wind belts on Earth.
Master SSC MTS and GD Constable exams with Competitive Exam Preparation (TA Exam). Review your errors and improve speed with timed mock tests.
Download the app now!
Android: https://play.google.com/store/apps/details?id=com.ta.exam
iOS: https://apps.apple.com/app/id6759824444
See less