945 résultats pour "américaniste"

• Earthquake.

  III CAUSES Most earthquakes are caused by the sudden slip along geologic faults. The faults slip because of movement of the Earth’s tectonic plates. This concept is called theelastic rebound theory. The rocky tectonic plates move very slowly, floating on top of a weaker rocky layer. As the plates collide with each other or slide past eachother, pressure builds up within the rocky crust. Earthquakes occur when pressure within the crust increases slowly over hundreds of years and finally exceeds...

• Spider (arthropod) - biology.

  The spider’s abdomen is soft and saclike. On the underside of the tip of the abdomen are three pairs of spinnerets. Each spinneret is studded with many fine, hairliketubes called spigots, which produce a variety of silk threads. The spigots lead to several large silk glands inside the abdomen. Silk is formed as a liquid inside theseabdominal glands. As the silk is drawn out through the spigots, protein molecules within the silk line up parallel to one another, causing the silk to harden and form...

• I am going to talk about the notion “spaces and exchanges”.

  a documentary about “The Wall”. The Wall is the Mexico - United States barrier. Americans have built the Wall in order to prevent immigrants from crossing the border. The “Wall” is at the centre of a controversy, in fact some people are against it because they think that it is very expensive and ineffective. It jeopardizes the immigrants' health and safety and moreover it damages the environment. But the major part of Americans is for because they think it prevents illegal immigrants from enteri...

• Decker Slaney Goes the Distance.

  to where I felt relaxed.” She ran the laps in approximately 76 seconds each, running each of the six miles in under 5 minutes 10 seconds to finish at 31 minutes 35.3seconds, the fastest 10,000 meters ever run by a woman on a track. It was her third world record in six weeks. Decker Slaney continued to set world records. At the 1983 World Track and Field Championships in Helsinki, Finland, she raced against the best Russian andEastern European runners. In the 3000 meters she surprised the fie...

• St. Louis (city) - geography. I INTRODUCTION Skyline of St. Louis, Missouri St. Louis,

  The metropolitan counties to the east of the Mississippi River in Illinois are home to both industry and fertile farmlands. The only heavily urbanized sections lie close to theriver in St. Clair County, site of East Saint Louis, and Madison County. The economy of East Saint Louis has been depressed since the 1960s, and the city is plagued bycrime, deteriorated housing, and declining property values. Several small cities have split off from East Saint Louis, taking large factories and much of the...

• Jour par jour, la semaine tragique

  8 h 49. La chaîne CNN réagit instantanément. Il ne lui faut pas plus d'une minute pour enclencher à distance l'une de sescaméras fixes, braquée en permanence sur la ligne d'horizon de Manhattan. Les autres grandes chaînes vont suivre, interrompantimmédiatement leurs émissions. 9 h 03. Après un dernier virage sur l'aile, un deuxième avion s'encastre dans la tour sud du WTC. Les millions detéléspectateurs n'en croient pas leurs yeux. Le feu se propage, des occupants en perdition agitent les bra...

• Salt Lake City - geography.

  adding a runway to the city’s airport. V GOVERNMENT Salt Lake City is governed by a mayor and a seven-member council, which is presided over by a chair. Voters elect each of these officials to four-year terms. Salt LakeCounty is governed by a county mayor elected to a four-year term and a nine-member county council. Council members—six elected from districts and three elected at-large—serve terms ranging from two to six years. The Utah Transit Authority, located in Salt Lake City, oversees publ...

• Belize - country.

  Education is compulsory for children between the ages of 5 and 14. Attendance at primary schools was nearly universal in 2002–2003, but only 78 percent of children ofsecondary school age were enrolled in school. Higher education is available at colleges in Belize City and Corozal. The literacy rate of 93 percent is one of the highest inLatin America. C Government Belize is governed under a constitution that became effective at independence in 1981. Belize recognizes the British monarch as its o...

• Police.

  body. In larger agencies, executive officers may be selected through a civil service or merit system, after moving through the ranks from patrol officer to sergeant,lieutenant, captain, and (in still larger agencies) deputy or assistant chief. At the county level, the head of the agency usually holds the title sheriff. The sheriff is almost always elected and has the power to appoint deputies. Sheriffs'departments often provide law enforcement services for unincorporated areas of counties and ar...

• Brian Mulroney.

  At the party convention Mulroney was one of the candidates who ran against Clark. This time Mulroney did not have to contend with a rival candidate from Québec. Healso had the support of the remnants of the Diefenbaker faction—who disliked Clark even more than they disliked Mulroney. Mulroney was also endorsed by asubstantial group of members of Parliament; this endorsement helped allay concerns about whether he could provide effective leadership in Parliament. Mulroney waselected leader of the...

• Brian Mulroney - Canadian History.

  At the party convention Mulroney was one of the candidates who ran against Clark. This time Mulroney did not have to contend with a rival candidate from Québec. Healso had the support of the remnants of the Diefenbaker faction—who disliked Clark even more than they disliked Mulroney. Mulroney was also endorsed by asubstantial group of members of Parliament; this endorsement helped allay concerns about whether he could provide effective leadership in Parliament. Mulroney waselected leader of the...

• Peru - geographie.

  (390 000), Pucallpa (312 000), Trujillo (277 000), Chiclayo (251 000) und Piura (248 000). 3.2 Sprache und Religion Spanisch, das von etwa 70 Prozent der Bevölkerung gesprochen wird, war bis 1975 die einzige Amtssprache Perus. Dann wurde Quechua, eine der bedeutendsten unter denIndianersprachen – rund 25 Prozent der Bevölkerung sprechen es –, ebenfalls zur offiziellen Amtssprache erhoben. Auch Englisch und Aymara, eine weitere Indianersprache,sind im Land verbreitet. Ungefähr 90 Prozent der Per...

• London (England) - geography.

  In the northern part of the West End is Bloomsbury, the city’s traditional intellectual center, with its concentration of bookshops and homes of writers and academics. Inthe early 20th century a number of famous writers, critics, and artists who lived here became known as the Bloomsbury Group. Here, too, is the British Museum, one ofLondon’s chief tourist attractions. Nearby is the giant complex of the University of London, whose various colleges and departments have taken over much ofBloomsbury...

• Democratic Republic of the Congo - country.

  Except in the high elevations, the country’s climate is very hot and humid. The average annual temperature in the low central area is about 27°C (about 80°F).Temperatures are considerably higher in February, the hottest month. At altitudes above about 1,500 m (about 5,000 ft) the average annual temperature is about 19°C(about 66°F). Average annual rainfall is about 1,500 mm (about 60 in) in the north and about 1,300 mm (about 50 in) in the south. Frequent heavy rains occur fromApril to November...

• Malcolm X

   Malcolm X was instrumental in the conversion to Islam of the boxer Cassius Clay, who joined officially Nation of Islam in 1964. Cassius Clay changed at first his name in Cassius X, in honour of Malcolm, then he took the name of Muhammad Ali on the advice of Elijah Muhammad, the Nation of Islam leader. This name change took place when Malcolm X wasn’t on good terms with his organization. When Clay took the name of Muhammad Ali, he...

• AMERICA'S AMBIGUOUS ATTITUDE TO FIREARMS

  obtaining food and for defence against hostile lndians and marauding animais. Even today in rural sections of the Middle-West, South and Far West( ... ) almost every household is likely to have a rifle or shotgun hanging by the kitchen door ... This tradition of the right to defend one's home, by violence if necessary, still prevails across the land ... Today, the population of America is predominantly urban. lt is made up of endless permutat...

• La littérature américaine (Exposé – Art & Littérature – Collège/Lycée)

  prisonnie rs du rêve américain (Gatsby le Magnifique, 1925; Tendre est la nuit, 1934; le Dernier Nabab , 1941) . DES ÉCR IVAINS ANCRÉS DAN S LE TERRI TO IRE Le M iddle West • Sherwood Anderson (1876 -1941) qui s'intéresse surtout aux petites gens et donne à cette contrée sa première coloration littéraire avec Winesburg , Ohio (1919). • Sinclair Lew is (1885-1951) crée le personnage de Babbitt, archétype de l'Américain moyen , dans Grand'Rue (1920). Le...

• Martha Graham, la reine incontestée de la modern dance américaine

  Martha Graham, pionnière de la modem dance. La technique qu'elle crée influence de nombreuses chorégraphies du xx- siècle. Martha Graham, la reine incontestée de la modern dance américaine Avant elle, l'Américaine Isadora Duncan et l'Al lemande Mar y Wigman se font remarquer . Martha Graham n' est ni la premi ère ni la seule de sa disciplin e, et pour tant elle est consi dérée comme la plus grande chorégraphe de I'American Modern Dance. S i au débu...

• Reptiles.

  to find mates. A male turtle may stroke a female’s face with his front limbs. Most female reptiles make nests and lay eggs. A few lizards and snakes give birth to live young. All baby reptiles can live on their own as soon as they hatch. But most baby reptiles do not live morethan a few months. Birds, snakes, and mammals eat them. Sharks hunt baby sea turtles. Reptiles can live a long time if they don’t get eaten. Some tortoises may live up to 150 years. Alligatorscan live more than 70 years. Sm...

• Cy Young Award Winners.

  1956 Don Newcombe Brooklyn Dodgers 1957 Warren Spahn Milwaukee Braves 1960 Vernon Law Pittsburgh Pirates 1962 Don Drysdale Los Angeles Dodgers 1963 Sandy Koufax Los Angeles Dodgers 1964 Dean Chance Los Angeles Angels 1965 Sandy Koufax Los Angeles Dodgers 1966 Sandy Koufax Los Angeles Dodgers 1967 Mike McCormick San Francisco Giants 1968 Bob Gibson St. Louis Cardinals 1969 Tom Seaver New York Mets 1970 Bob Gibson St. Louis Cardinals 1971 Ferguson Jenkins Chicago Cubs 1972 Steve Carlton Philadelph...

• Louis Battles Schmeling.

  overpowered, Schmeling managed only to land three lackluster blows. “It was no fight,” wrote a New York Daily News reporter. “It was a slaughter, so one-sided and ending so abruptly, expert and customer alike felt cheated of thrills.” To the endless delight of most Americans, this time it was Schmeling who could not leave the ring under his own power. Louis's savage body blows literally brokeSchmeling's back in two places. Schmeling's performance was so disastrous that his handlers disable...

• Tampa - geography.

  tennis. V ECONOMY Since 1980 metropolitan Tampa has become the foremost banking, commercial, and services center in the western part of the Florida Peninsula. The city is home to manyhigh-technology companies including biomedical and information technology firms and manufacturers of medical products. Large new office complexes have been built nearBrandon along interstates 75 and 4 in the eastern suburbs and most importantly at Westshore adjacent to Tampa International Airport in the west; downt...

• maison

  l'altermondialisme : « les alternatives s'opposent à un processus de mondia­lisation capitaliste commandé par les grandes entreprises multinationales et les gouvernements et institutions internationales au service de leurs intérêts. Elles visent à faire prévaloir, comme nouvelle étape de l'histoire du monde, une mon­dialisation solidaire qui respecte les droits universels de l'homme, ceux de tous les citoyens et citoyennes de toutes les nations, et l'environnement [...] ». Dès les premières mobi...

• David Bowie - Musik.

  1983 Let's Dance China GirlLet's DanceCat People 1984 Tonight Loving the AlienTonightBlue Jean 1987 Never Let Me Down Never Let Me DownGlass SpiderToo Dizzy 1989 Tin Machine * Heaven Is HereCrack CityI Can't Read 1991 Tin Machine II * One ShotShopping for GirlsGoodbye Mr. Ed 1991 Tin Machine Live - Oy Vey, Baby* AmazingStatesideYou Belong in Rock & Roll 1993 Black Tie, White Noise I Feel FreeBlack Tie, White NoiseI Know It's Gonna Happen Someday 1993 The Buddha of Suburbia Buddha of SuburbiaSex...

• Nashville - geography.

  The metropolitan area has 10,549.3 sq km (4,073.1 sq mi). The important cities and towns in the metropolitan region include Franklin, site of a major battle of theAmerican Civil War (1861-1865), Murfreesboro, Gallatin, Lebanon, and Springfield. Nashville’s suburbs also have spread into adjacent counties in recent years, particularlyWilliamson County to the south. Nashville’s downtown is located on high, limestone bluffs overlooking the Cumberland River, with four bridges connecting the east and...

• Coffee - biology.

  States law, the addition of chicory or any other substance must be clearly stated on the brand label. IV HISTORY Exactly where and when coffee was first cultivated is not known, but some authorities believe that it was grown initially in Arabia near the Red Sea about AD675. Coffee cultivation was rare until the 15th and 16th centuries, when extensive planting of the tree occurred in the Yemen region of Arabia. The consumption of coffee increasedin Europe during the 17th century, prompting the...

• Executive Branch.

  Popular pressure for increased regulation of businesses increased in the early 20th century. This pressure led to laws such as the Pure Food and Drug Acts, and the1906 Meat Inspection Act. Pressure for reform also led to creation of the Federal Trade Commission in 1914 to prevent unfair business practices. Worldwide depressionin the 1930s brought new demands that government take a more activist role in regulating businesses, protecting workers, and ensuring national economic stability. Aspart of...

• Johnson Knocks Out Jeffries.

  Through the fight's first three rounds the boxers—picking, jabbing, and feigning—proceeded slowly. Even at this cautious pace Johnson scored several shatteringblows, smiling or laughing several times during the early rounds. By the fourth round Johnson was in control, and he continued to batter Jeffries for ten more rounds. In the 15th, Johnson knocked down Jeffries with a left. Theformer champion rose groggily to his feet only to be met by another left from Johnson to the jaw. This punch pr...

• Ottawa (city, Ontario) - Geography.

  strike in November 1996. Finally, the outcome of the debate over Québec’s future within Canada will have a decisive impact on Ottawa because the National CapitalRegion includes parts of both Québec and Ontario. VII HISTORY Before European explorers arrived in Canada, the area around Ottawa was inhabited by hunters and gatherers of the Algonquian and Iroquoian ( see: Iroquoian Family) peoples. In 1613 the area was visited by Samuel de Champlain, founder of the French empire in North America. In...

• Electric Lighting.

  successful arc lamp in 1878. Tungsten filaments were substituted for carbon filaments in incandescent lamps in 1907, and gas-filled incandescent lamps were developedin 1913. The fluorescent lamp was introduced in 1938. See also Lamp. For most of the 20th century the incandescent light bulb was widely used for lighting in homes. More energy-efficient and longer-lasting fluorescent lamps were adoptedfor industrial and office use. In 1979 a compact fluorescent bulb that screwed into ordinary lig...

• Atheism.

  with the philosophical ideas of materialism, which holds that only matter exists; communism, which asserts that religion impedes human progress; and rationalism,which emphasizes analytic reasoning over other sources of knowledge. However, there is no necessary connection between atheism and these positions. Some atheistshave opposed communism and some have rejected materialism. Although nearly all contemporary materialists are atheists, the ancient Greek materialist Epicurusbelieved the gods wer...

• Eukaryote - biology.

  The waste is then expelled through a hole in the fused membrane. In complex animals, cells generate wastes such as urea when nutrients are broken down within cells.These wastes are transported by blood to the kidneys. The kidneys process the waste and produce urine, which is removed from the body through the bladder.Undigested food travels through the tubelike intestines and is eliminated through the digestive system. V EVOLUTIONARY ORIGINS Eukaryotes evolved much later than prokaryotes, whose...

• Dante Alighieri.

  illustrate the larger meaning of their actions in the universal scheme. Dante is guided through hell and purgatory by Virgil, who is, to Dante, the symbol of reason. Thewoman Dante loved, Beatrice, whom he regards as both a manifestation and an instrument of the divine will, is his guide through paradise. Each section contains 33 cantos, except for the first section, which has, in addition, a canto serving as a general introduction. The poem is written in terza rima (third rhyme), a three-line...

• Chicago Black Sox Scandal.

  With the series back in Cincinnati and the Reds leading the series, 4-1, the White Sox took game six, 5-4. Gandil knocked in the winning run in the 10th inning.Cicotte won game seven, 4-1, with Jackson supplying a two-run double. The Reds led the series by only a 4-3 count. Rothstein told Sullivan that the series needed toend early in game eight. Sullivan hired a strongman, who the night before the game threatened harm to Williams and his wife if Williams lasted more than an inningon the mound....

• Maris Breaks Home Run Record.

  Bothered by an injured hip, Mantle was removed from the lineup in mid-September with 54 long balls, leaving Maris alone in the home-run derby. The pressureincreased as a result of a July 17 ruling by Major League Baseball Commissioner Fred Frick that the record would have to be matched or bettered within 154 games,the number of games played in the 1927 season. In 1961, for the first time, American League teams played 162 games. Frick, a friend of Ruth's, said that if therecord was broken after 1...

• Dante Alighieri I INTRODUCTION Dante Alighieri (1265-1321), Italian poet, and one of the supreme figures of world literature, who was admired for the depth of his spiritual vision and for the range of his intellectual accomplishment.

  Dante AlighieriOne of the greatest poets in the history of world literature, Italian writer Dante Alighieri composed poetry influenced byclassical and Christian tradition. Dante’s greatest work was the epic poem La divina commedia (1321?; The DivineComedy, 1802). It includes three sections: the Inferno (Hell), in which the great classical poet Virgil leads Dante on a tripthrough hell; the Purgatorio (Purgatory), in which Virgil leads Dante up the mountain of purification; and the Paradiso(Paradi...

• St. John's (city, Newfoundland and Labrador) - Geography. I INTRODUCTION St. John's (city,

  coast of Newfoundland and Labrador have brought some hope of potential economic upturn for the port. St. John’s has an international airport, which connects the city to mainland Canada and points outside the country. The city is also the eastern terminus of the Trans-Canada Highway. Although traffic through the city’s harbor has diminished considerably, the port of St. John’s continues to serve as an important Canadian Coast Guarddepot and port of call for container ships. Passenger service on t...

• Colorado (river, North America) - Geography.

  sometime between AD 1300 and 1400, but their descendants, the Hopi and Pueblo people, continue to farm and irrigate using the river's waters. The first European to visit the river was probably Spanish soldier and explorer Francisco de Ulloa, who explored the mouth of the Colorado in 1539. In 1540 and 1541another Spaniard, Francisco Vásquez de Coronado, traveled through much of the region around the Colorado River. An exploring party from the Coronado expedition,led by Garcia López de Cárdenas,...

• Federalism.

  the Commerce Clause during the New Deal in the 1930s. The New Deal, which President Franklin Roosevelt created to confront the country’s economic depression,included laws affecting nearly every home and workplace. The Supreme Court upheld most of Roosevelt’s New Deal initiatives, including laws setting minimum standardsfor pay and working conditions, protecting labor unions, and regulating farm production. After World War II (1939-1945), national authority under the Commerce Clausecontinued to g...

• Frank Lloyd Wright.

  C Usonian Houses Wright achieved his goal of low-cost, democratic American architecture with his Usonian houses of the 1930s. Usonia was Wright’s term for the United States of North America, with an i added for a pleasing sound. The Usonian house had a simple design, usually with an L-shaped floor plan. This plan separated the noisier living space on one leg of the L from the quieter bedroom space on the other leg. The floor was made of concrete slabs, typically in a square grid of 4 by 4...

• science - Biologiste / Naturaliste.

  Les méthodes et résultats scientifiques modernes apparaissent au XVII e siècle grâce à la combinaison des capacités de théoricien et d'artisan de Galilée. Aux anciennes méthodes fondées sur l'induction et la déduction, Galilée ajoute la vérification systématique par l'expérience, en utilisant les outils scientifiques nouvellement inventés telsque le télescope, le microscope et le thermomètre. Vers la fin du XVII e siècle, l'expérimentation est élargie par l'utilisation du baromètre découvert p...

• Jacksonville (Florida) - geography.

  and southern sections and avoiding the downtown bottleneck where Interstate 95 crosses the Saint Johns River at the Fuller Warren Bridge. In addition to being a regional highway crossroads, the city is a railway hub, with Amtrak passenger service and several freight routes. The city’s expanding airport,located in northern Jacksonville, was the nation’s fastest growing in passenger volume in the mid-1990s. V GOVERNMENT Jacksonville has a mayor-council form of municipal government. The mayor and...

• Judicial Branch.

  courts or from state courts, and a handful come from other parts of the Court’s jurisdiction ( see Supreme Court of the United States: Selecting Cases). The Court typically issues written decisions in fewer than a hundred cases a year. All cases are heard and decided by the entire Court, except in rare cases when a justice choosesnot to participate because of a conflict of interest or other potential prejudicial interest in a case. As with all other federal judges, members of the Supreme Court a...

• Gold - chemistry.

  producers of gold during this period. Spain's domination in South America resulted, in the 16th century, in a large increase in gold produced in the New World; someresulted from simple seizure of gold from the Native Americans, who had long mined the metal. In the same century Mexico contributed about 9 percent of the totalworld production. Gold was discovered in Australia in February 1851, and rich fields were found there. By the middle of the 19th century the United States produced a considera...

• Great Lakes - Geography.

  of 1972 and 1978, have focused on water-quality problems in the Great Lakes. The International Joint Commission on the Great Lakes, established under the BoundaryWaters Treaty, implements and oversees these agreements and has limited authority to regulate obstructions or diversions of boundary waters that would affect thenatural level or flow of lake waters. B Exotic Species The fish populations of the lakes have changed dramatically in the 20th century; changes were wrought at first by overfis...

• Drawing I INTRODUCTION Drawing, delineation of form upon a surface, usually a plane, by means of lines and tints or shading.

  In the monasteries of medieval Europe, religious texts were inscribed on parchment, then embellished with initial letters, decorative borders, and miniature scenes. InRomanesque Europe, drawings served as models to be copied for such manuscript illumination and also as cartoons ( see Cartoon), or studies, for frescoes, sculpture, and other arts. Subjects were usually treated as stylized symbols of religious truths. This viewpoint was countered in the Gothic period; the change was reflected in th...

• Forensic Science.

  barbiturates, cocaine, amphetamines, and heroin. When a body is discovered in a lake, stream, river, or ocean and the lungs are found to be filled with water, the medical examiner must determine if the drowningoccurred where the body was found or elsewhere. A standard microscope that can magnify objects to 1500 times their actual size is used to look for the presence orabsence of diatoms, single-celled algae that are found in all natural bodies of water. The absence of diatoms raises the possi...

• Wetland.

  Other plants and animals have special adaptations suited for living in a wet environment. Most emergent plants have air spaces in their stems that enable oxygen to betransported to roots that grow in sediments with no oxygen. Some of the trees that grow in swamps form a set of roots above the soil surface or above the water thatallows them to get oxygen to the lower roots. In saltwater wetlands, specialized cells can limit the amount of salt that enters a plant, or specialized organs can excrete...

• Photosynthesis - biology.

  P680 in Photosystem II is now electron deficient because it has donated electrons to P700 in Photosystem I. P680 electrons are replenished by the water that has beenabsorbed by the plant roots and transported to the chloroplasts in the leaves. The movement of electrons in Photosystems I and II and the action of an enzyme split thewater into oxygen, hydrogen ions, and electrons. The electrons from water flow to Photosystem II, replacing the electrons lost by P680. Some of the hydrogen ions maybe...

• Enzyklopädie (Sprache & Litteratur).

  sein Lexicon Universale (4 Bde., 1677-1683). 1704 erschien Johann Hübners Reales Staats-, Zeitungs- und Conversationslexikon (35. Auflage, 1825). Bereits der Titel verweist auf die neue Zielsetzung des Unternehmens, die darin bestand, eine gepflegte Unterhaltung über Wissenswertes (Konversation) zu ermöglichen. Die originärdeutsche Form des Konversations-Lexikons wurde für das 19. Jahrhundert bestimmend (siehe unten). Die erste moderne deutsche Enzyklopädie war Johann HeinrichZedlers 64-bänd...