These nicknames refer to the powerful Westerlies found in the Southern Hemisphere. Unlike the Northern Hemisphere, which is broken up by large landmasses, the Southern Ocean is almost entirely water. This lack of friction allows the Westerlies to accelerate to ...
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Winds that blow predominantly from a single general direction throughout the year are called “prevailing winds” (or permanent/planetary winds). These include the Trade Winds, the Westerlies and the Polar Easterlies. They are caused by the global distribution of pressure and ...
The atmosphere is primarily heated by radiation from the Earth rather than direct solar rays. While shortwave solar radiation passes through the air, the Earth absorbs this energy and re-emits it as longwave terrestrial radiation. This heat is then trapped ...
Nitrogen is the most stable atmospheric element because it exists as diatomic molecules joined by exceptionally strong triple covalent bonds. Breaking these bonds requires massive energy, such as a lightning strike, making nitrogen chemically inert under normal conditions. This stability ...
The Deccan Traps were formed nearly 66 million years ago by fissure eruptions, where highly fluid basaltic lava flowed out of long cracks in the Earth’s crust. This “flood basalt” covered over 500,000 square kilometers, creating a stepped (trap) landscape. ...