definition of antarctica
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- Definition of Antarctica - a continent round the South Pole, situated mainly within the Antarctic Circle and almost entirely covered by ice sheets. Its explo Definition of Antarctica - a continent round the South Pole, situated mainly within the Antarctic Circle and almost entirely covered by ice sheets. Its explo dictionary
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Patagonia 1. (Placename) the southernmost region of South America, in Argentina and Chile extending from the Andes to the Atlantic. Area: about 777 000 sq km (300 000 sq miles) 2. (Placename) an arid tableland in the southernmost part of Argentina, rising towards the Andes in the west.
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Antarctica The temperature in Antarctica has reached −89 °C (−129 °F), though the average for the third quarter (the coldest part of the year) is −63 °C (−81 °F). There are no permanent human residents, but anywhere from 1,000 to 5,000 people reside throughout the year at the research stations scattered across the continent.ook came within about 75 miles (121 km) of the Antarctic coast before retreating in the face of field ice in January 1773. The first confirmed sighting of Antarctica can be narrowed down to the crews of ships captained by three individuals.
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- 1 Features of Antarctica Antarctica is the most southern continent in the world. 2  At the center of Antarctica is the South Pole, which marks the most southern point in the world. 3  Sea surrounds it on a…. 4  How to Reunite Gondwanaland Gondwanaland is the original name of the supercontinent Gondwana.
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Facts About Antarctica 1 This comprises approximately 30 million cubic kilometers (6,810,622,337,000,000,000 gallons) of ice. 2  Less than 5% of Antarctica is exposed (not covered in ice sheets). Most of the continent is covered in ice that is over 1 mile (1.6 kilometers) deep.  Antarctica is a very large land mass.
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- Today, Antarctica is a continent of its own and is covered by a massive ice sheet 2.8 miles thick in some areas. In addition, Antarctica is surrounded by immense ice fields, which are an enormous network of interconnected valleys with high peaks.
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continent One of the principal land masses of the earth, usually regarded as including Africa, Antarctica, Asia, Australia, Europe, North America, and South America. 2. Continent The mainland of Europe. Used with the.
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- Climate. Antarctica can be called a desert because of the low levels of precipitation [precipitation: Moisture that falls from the air to the ground. Includes rain, snow, hail, sleet, drizzle, fog, and mist.] . Antarctica has the coldest land temperature recorded on the earth of -89.2°C.he high altitude [high altitude: A measure of an area's height above sea level.] of the land. Temperatures decrease approximately 1°C for every 100 m increase in height. Cold air cannot hold as much water vapour as warm air, so precipitation is less likely.
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Fauna's Life: in Cold Deserts Antarctica, on average, is the coldest, driest, and windiest continent, and has the highest average elevation of all the continents. Antarctica is a desert, with annual precipitation of only 200 mm (8 in) along the coast and far less inland.
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Antarctic flora The Antarctic flora is a distinct community of vascular plants which evolved millions of years ago on the supercontinent of Gondwana, and is now found on several separate areas of the Southern Hemisphere, including southern South America, southernmost Africa, New Zealand, Australia and New Caledonia.he Antarctic flora subsequently died out in Antarctica, but is still an important component of the flora of southern Neotropic (South America) and Australasia, which were also former parts of Gondwana.
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___ Physical Map of Antarctica The nearest countries to Antarctica are South Africa, Australia, New Zealand, Chile and Argentina. On Antarctica there are no cities or villages, 98% of the continent is covered by ice.The map shows also the location of scientific research stations operated by various countries on the continent.You are free to use this map for educational purposes, please refer to the Nations Online Project.ot quite in the center of Antarctica is the South Pole, by convention it is the southernmost point on the surface of the Earth (wherever you would go from here you would go north, somehow). The South Pole is also one of the endpoints of Earth's rotation axis.
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- An enormous ice cube at the south of earth, no simpler way to describe the continent of Antarctica than this. Antarctica is the fifth largest continent in the world after Asia, Africa, North America, and South America. It is the southernmost continent in the world and surrounds the geographic South Pole.
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History of Antarctica In 1820, several expeditions claimed to have been the first to have sighted the ice shelf or the continent. A Russian expedition was led by Fabian Gottlieb von Bellingshausen and Mikhail Lazarev, a British expedition was captained by Edward Bransfield and an American sealer Nathaniel Palmer participated.he term Antarctic, referring to the opposite of the Arctic Circle, was coined by Marinus of Tyre in the 2nd century AD. The rounding of the Cape of Good Hope and Cape Horn in the 15th and 16th centuries proved that Terra Australis Incognita (Unknown Southern Land), if it existed, was a continent in its own right.
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Weather and climate of Antarctica Antarctica can be called a desert because of the low levels of precipitation. Antarctica has the coldest land temperature recorded on the Earth of -89.2°C. The average annual temperature is around -50°C. The precipitation in Antarctica is mainly snow. In coastal regions about 200 mm can fall annually.
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- Antarctica is a continent. There are classically seven: North America, South America, Asia, Europe, Africa, Australia, and Antarctica. Historically, Australia, Antarctica, and … India were part of a continental mass that separated from the supercontinent of Pangaea.urrently, Asia is Earth's largest continent at approximately 17,300,000 square miles (44,806,812 sq km). Africa comes in second at about 11,700,000 square miles (30,300,000 s … q km).   Largest Continents in Population   1. Asia - 4,001,623,990 (Over 4 billion) 2.
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Antarctic environment The Antarctic continent is a land mass covered with ice up to 4 km thick. The highest point is approximately 4 km above sea level. There is little exposed rock and, although millions of years ago there was heavy vegetation, today the only plants that grow are very small mosses and lichens.
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- Antarctica is a land of extremes: it is the coldest and driest continent on Earth and has the highest average elevation. As the fifth largest continent in the world, Antarctica is also the most Southern, overlying the South Pole.
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Language - Add, Remove, and Change in Windows 10 Tip. Applying a language pack to a user account does not change the Windows default system language used in Welcome, Sign In, Sign Out and Shutdown screens, Start Menu section titles and for Built-in Administrator account.ip. Applying a language pack to a user account does not change the Windows default system language used in Welcome, Sign In, Sign Out and Shutdown screens, Start Menu section titles and for Built-in Administrator account.
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Antarctica Weather and Climate Antarctica is a continent, bigger than Europe, North America or Australia, and as such it doesn't just have one climate zone, but several.
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- Antarctica is the continent south of all other countries and continents.
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What Is Antarctica? Antarctica is the coldest place on Earth. The temperature in the winter is cold enough to freeze water all the time. The temperature in the middle of Antarctica is much colder than the temperature on the coasts.
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Antarctic Circle Antarctic Circle. n. 1. (Physical Geography) the imaginary circle around the earth, parallel to the equator, at latitude 66° 32' S; it marks the southernmost point at which the sun appears above the level of the horizon at the winter solstice.. (Physical Geography) the imaginary circle around the earth, parallel to the equator, at latitude 66° 32' S; it marks the southernmost point at which the sun appears above the level of the horizon at the winter solstice.
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Antarctic environment South America, the point of which is shared by Argentina and Chile, is the closest continent to Antarctica. At the tip of the Antarctic Peninsula, 1238 km south of Ushuaia (the southern-most city of Argentina) is the Argentinian station Vice Comodoro Marambio.In contrast, the distance between Hobart, Tasmania (where the Australian Antarctic Division is situated) and Australia’s closest station, Casey, is 3443 km.ize of Antarctica. Including all the islands and ice shelves, Antarctica is nearly twice the size of Australia, covering 13,661,000 km². The Australian Antarctic Territory is 5,896,500 km² (42% of Antarctica).
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Who owns Antarctica? The main objectives of the Treaty state that: 1  Antarctica is to be used for peaceful purposes and not for military exercises or weapons activity. 2  There is to be freedom of scientific research and sharing of scientific information. 3  A member nation can inspect any other nation's station and equipment.
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- 1Relating to the south polar region or Antarctica. ‘During the Antarctic winter the South Pole becomes the coldest place on the planet.’. ‘The Antarctic continent is colder for a number of reasons; topography being one of the most relevant.’. ‘Arctic and Antarctic exploration remains a staple of the book publishing industry.’.
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- Antarctica with an average elevation of 7,500 feet above sea level.  Antarctica is also the driest, coldest and windiest continent on  earth, has the most fresh water (froze … n) and is the largest desert.