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Eleanor Roosevelt
Media:Example.ogg
Anna Eleanor Roosevelt was an United States political leader who used her stature as First Lady of the United States, 1933-1945 to promote her husband's New Deal, as well as American Civil Rights Movement. After his death she built a career as an author-speaker, a New Deal Coalition advocate and spokesperson for human rights.
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Elecampane
Elecampane, also called Horse-heal, is a perennial composite plant common in many parts of Great Britain, and ranges throughout central and Southern Europe, and in Asia as far eastwards as the Himalayas.
It is a rather rigid herb, the Plant stem of which attains a height of from 3 to 5 feet; the leaves are large and toothed, the lower ones stalked, the rest embracing the stem; the flowers are yellow, 2 inches broad, and have many rays, each three-notched at the extremity.
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Election
An election is a decision making process where people vote for preferred political politician or political party to act as representatives in government. This is the usual mechanism by which modern democracies fills offices in the legislature, and sometimes in the executive and judiciary, and in regional government and local government.
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Electoral college
An electoral college is a set of electors who are empowered as a deliberative body to elect someone to a particular office. Often these electors represent a different organizations or entities with each organization or entity represented by a particular number of electors or with votes weighted in a particular way.
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Electra
In Greek mythology, Electra was daughter of Agamemnon and Clytemnestra.
Electra was absent from Mycenae when her father, King Agamemnon, returned from the Trojan War and was murdered by Aegisthus, Clytemnestra's lover, and/or by Clytemnestra herself. Aegisthus and Clytemnestra also killed Cassandra, Agamemnon's war prize, a prophet priestess of Troy.
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Electric arc
An electric arc is an electrical breakdown of a gas which produces an ongoing Plasma Electrostatic discharge, similar to the instant spark, resulting from a current flowing through normally Electrical conductance media such as air. An archaic term is voltaic arc as used in the phrase "voltaic arc lamp".
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Electric catfish
Electric catfish is the common name of several species of freshwater catfish with the ability to produce an electric shock of up to 350 volts using electroplaques. Electric catfish are found in several parts of Africa. Electric catfish are usually nocturnal and feed primarily on other fish, incapacitating their prey with electric discharges.
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Electric chair
The electric chair is an execution method, in which the person to be killed is strapped to a chair and electrocution using electrodes placed on the body, one being on the head. This method was used mostly in the United States of America and has become a symbol of the death penalty in that country.
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Electric clock
An electric clock is a clock that is powered by electricity instead of powered manually or by other sources of energy, specifically in order to wind the mainspring or to drive the pendulum or oscillator.
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Electric eel
The electric eel is a species of fish. It is capable of generating powerful electricity shocks of up to 650 volts, which it uses for both hunting and self-defense. It is a top predator in its South American range.
Despite its name it is not an eel at all but rather a Gymnotiformes.
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Electric field
In physics, the properties of space that surrounds an electric charge can be described using an electric field or E-field that exerts a force on charged objects.
The SI units of the electric field are newtons per coulomb or volts per meter . Electric fields contain electrical energy with energy density proportional to the square of the field intensity.
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Electric guitar
n electric guitar is a type of guitar that uses Electronics pickup to convert the vibration of its steel-cored strings into electrical current. The signal may be electrically altered to achieve various tonal effects prior to being fed into an instrument amplifier, which produces the final sound which can be either an electrical sound or an acoustic sound.
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Electric light
Most of the industrialized world is lit by electric lights, which are used both at night and to provide additional light during the daytime. These lights are normally powered by the electric grid, but some run on local generators, and emergency generators serve as backups in hospitals and other locations where a loss of power could be catastrophic.
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Electric locomotive
An electric locomotive is a locomotive powered by electric motors that are supplied with electricity generated by an external source. The locomotive draws current from an overhead wire, a third rail, or an on-board storage device such as a battery or a flywheel energy storage system.
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Electric motor
An electric motor converts electrical energy into kinetic energy. The reverse task, that of converting kinetic energy into electrical energy, is accomplished by a Electrical generator or dynamo. In many cases the two devices differ only in their application and minor construction details, and some applications use a single device to fill both roles.
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Electric power
Electric power is defined as the amount of work done by an electric current in a unit time.
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Electric ray
Electric rays are fish that have a rounded body and a electroplaques capable of producing an electric discharge, varying from as little as 8 volts to up to 220 volts depending on the species, which is used to stun or kill prey. There are 69 species in four families.
Perhaps the most known members are those of the genus Torpedo, also called crampfish and numbfish, after which the device called a torpedo is named.
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Electric shock
An electric shock can occur upon contact of a human or animal body with any source of voltage high enough to cause sufficient current flow through the muscles or nerves. The minimum detectable current in humans is thought to be about 1 milliampere.
The current may cause tissue damage or heart fibrillation if it is sufficiently high.
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Electric toothbrush
An electric toothbrush is a toothbrush that uses electric power to move the brush head.
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Electrical engineering
Electrical engineering is a professional engineering discipline that deals with the study and application of electricity, electronics and electromagnetism. The field first became an identifiable occupation in the late nineteenth century with the commercialization of the electric telegraph and electrical power supply.
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Electrical resistance
Electrical resistance is a measure of the degree to which an object opposes the passage of an electric current. The SI unit of electrical resistance is the ohm . Its reciprocal quantity is electrical conductance measured in Siemens .
The quantity of resistance in an electric circuit determines the amount of current flowing in the circuit for any given voltage applied to the circuit.
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Electricity
Electricity is a general term for the variety of phenomena resulting from the presence and flow of electric charge. Together with magnetism, it constitutes the fundamental interaction known as electromagnetism. It includes many well-known physics phenomena such as lightning, electric fields and electric currents, and is put to use in Industry applications such as electronics and electric power.
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Electrocardiogram
An electrocardiogram is a graphic produced by an electrocardiograph, which records the electricity voltage in the heart in the form of a continuous strip graph. It is the prime tool in cardiac electrophysiology, and has a prime function in screening and diagnosis of cardiovascular diseases.
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Electrochemistry
Electrochemistry is a branch of chemistry that studies the reactions which take place at the interface of an electronic Electrical conductor and an ionic conductor .
If a chemical reaction is caused by an external voltage, or if a voltage is caused by a chemical reaction, as in a battery , it is an electrochemical reaction.
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Electrocutioner
Electrocutioner is a fictional character in the DC Comics DC Universe.
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Electrolysis
Category: to be merged
In chemistry and manufacturing, electrolysis is a method of separating bonded chemical elements and chemical compounds by passing an electric current through them.
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Electrolytic capacitor
An electrolytic capacitor is a type of capacitor with a larger capacitance per unit volume than other types, making them valuable in relatively high-current and low-frequency electrical electrical network. This is especially the case in power-supply filters, where they store charge needed to moderate output voltage and current fluctuations, in rectifier output, and especially in the absence of rechargeable Battery that can provide similar low-frequency current capacity.
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Electromagnet
An electromagnet is a type of magnet in which the magnetic field is produced by a flow of electric Current. The magnetic field disappears when the current ceases.
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Electromagnetic radiation
Electromagnetic radiation is generally described as a self-propagating wave in space with electric field and magnetic field components. These components oscillate at right angles to each other and to the direction of propagation, and are in Phase with each other.
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Electromagnetic spectrum
The electromagnetic spectrum is the range of all possible electromagnetic radiation. Also, the "electromagnetic spectrum" of an object is the range of electromagnetic radiation that it emission, Reflection , or transmits.
The electromagnetic spectrum, shown in the chart, extends from just below the frequencies used for modern radio to gamma radiation , covering wavelengths from thousands of kilometres down to fractions of the size of an atom.
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Electrometer
An electrometer is an electricity instrument for measuring electric charge or electrical potential difference. There are many different types, ranging from historical hand-made instruments to high-precision electronic devices. Modern electrometers based on vacuum tube or solid state technology can be used to measure extremely small currents down to 1 femtoampere.
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Electron
The electron is a fundamental particle subatomic particle that carries an electric charge. It is a spin- lepton that participates in electromagnetic interactions, and its mass is less than one thousandth of that of the smallest atom. Its electric charge is defined by convention to be negative, with a value of −1 in atomic units.
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Electron gun
An electron gun is a component that produces an electron beam that has a precise kinetic energy, being used in all TVs and monitors which use cathode ray tube technology, and in other instruments, eg. electron microscopes and at the beginning of linear particle accelerators.
It is formed of several parts: a hot cathode, which is heated to create a stream of electrons via thermionic emission, electrodes generating an electric field which focus the beam, and one or more anode electrodes which accelerate and
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Electron microscope
The electron microscope is a type of microscope that uses electrons to create an image of the target. It has much higher magnification or resolving power than a normal light microscope, up to two million times, allowing it to see smaller objects and details.
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Electron shell
In atomic physics, an electron shell, also known as a main energy level, is a group of atomic orbitals with the same value of the principal quantum number n. Electron shells are made up of one or more electron subshells, or sublevels, which have two or more orbitals with the same angular momentum quantum number l.
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Electron spin resonance
Electron Paramagnetic Resonance or Electron Spin Resonance is a spectroscopy technique which detects species that have unpaired electrons, generally meaning that the molecule in question is a free radical, if it is an organic chemistry molecule, or that it has transition metal ions if it is an inorganic chemistry complex .
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Electronic countermeasures
Electronic countermeasures are a subsection of electronic warfare which includes any sort of electrical or electronic device designed to "spoof" radar, sonar, or other detection systems. They may be used both offensively or defensively in any method to deny targeting information to an enemy.
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Electronic dictionary
The Japanese usage of the term is slightly broader, including CD-ROM dictionaries and dictionaries used by desktop word-processing programs. See (in Japanese) for more information. are small handheld computers with integrated reference materials. While their main use is Japanese language-Japanese reference, most models feature several types of internal dictionaries.
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Electronic organ
An electronic organ is an electronics keyboard instrument, originally designed to imitate the sound of a pipe organ.
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Electronics
The field of electronics comprises the study and use of systems that operate by controlling the flow of electrons in devices such as thermionic valves and semiconductors. The design and construction of electronic circuits to solve practical problems is an integral technique in the field of electronics engineering and is equally important in hardware design for computer engineering.
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Electrophoresis
Electrophoresis is the movement of an electrically charged substance under the influence of an electric field. This movement is due to the Lorentz force, which may be related to fundamental electrical properties of the body under study and the ambient electrical conditions by the equation given below.
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Electrostatic generator
An electrostatic generator is a mechanical device that produces very high voltage and very low continuous current -- which is measured in Mega Volts and micro Amperes. The knowledge of static electricity dates back to the earliest civilizations, but for millennia it remained merely an interesting and mystifying phenomenon.
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Electrum
Electrum is a naturally occurring alloy of gold and silver, with trace amounts of copper and other metals. Color ranges from pale to bright yellow, depending on the proportions of gold and silver.
Electrum was used in as early as the 3rd millennium BC in Old Kingdom Egypt, sometimes as an exterior coating to the pyramidions atop Ancient Egypt pyramids.
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Element
The name element may refer to:
In p2p:
* Elements, the secret underground bit torrent scene of New Zealand. Membership is only given to people known, recently there have been alot of media attention on piracy in New Zealand with the hunt for Elements members being given very high priority.
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Eleocharis dulcis
The Chinese water chestnut, more often called simply the water chestnut, but not to be confused with the unrelated water caltrop which also goes by that name, is a grass-like sedge grown for its edible corms. It has tube-shaped, leafless green stems that grow to about 1.5 metres high.
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Eleonora Duse
Eleonora Duse, was an Italian people actress, often known simply as Duse.
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Eleotridae
The Sleeper gobies are a family of fish found predominantly in the found in the tropical Indian Ocean-Pacific Ocean. There are approximately 35 genera and 150 species. Most eleotrids live in freshwater, some have marine larval stages, and there are a few marine species.
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Elephant
Elephantidae is a family of Pachydermata, and the only remaining family in the order Proboscidea in the class Mammal. Elephantidae has three living species: the African Bush Elephant and the African Forest Elephant and the Asian Elephant .
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Elephant bird
Elephant birds are an extinction family of flightless birds made up of the genera Aepyornis and Mullerornis. These large birds, which were native to Madagascar, have been extinct since at least the 16th century. Aepyornis was the world's largest bird, believed to have been over three metres tall and weighing more than half a tonne.
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Elephant seal
There are two species of elephant seal. They are the sole members of the genus Mirounga of the family Phocidae or "true seals".
The Northern Elephant Seal, Mirounga angustirostris, and the Southern Elephant Seal, M. leonina were both hunted nearly to extinction by the end of the nineteenth century, but numbers have since recovered.
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Elephantiasis
Category:Neglected diseases
da:Elefantiasis
de:Elefantiasis
fi:Elefanttitauti
it:Filariasi linfatica
ja:???
lt:Dramblialige
zh:???
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Elephantine
Elephantine is an island in the Nile, located just downstream of the Cataracts of the Nile at .
It measures some 1.2 km from north to south, and is about 400 m across at its widest.
It is a part of the modern Egypt city of Aswan.
Known to the Ancient Egypt as Abu or Yebu, Elephantine stands at the border between Egypt and Nubia.
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Elephas
Elephas is a genus in the elephant Family, Proboscidea
The genus has one surviving member species, the Asian elephant, but eight Extinction species have been identified as belonging to the genus, including Elephas recki, Elephas falconeri, and Elephas antiquus.
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Elettaria
Elettaria is a genus of one or two species of cardamoms, native to southeastern Asia from India south to Sri Lanka and east to Malaysia and western Indonesia, where it grows in tropical rainforests.
Some authorities treat the genus as containing only one species Elettaria cardamomum, while others separate Sri Lankan plants out as a separate species Elettaria repens Sonner.
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Eleutherodactylus
Eleutherodactylus is a diverse genus of Leptodactylidae frogs. This is the largest vertebrate genus, with over 700 species. Species of this genus are located in the southern United States, Central America, South America and the Caribbean.
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Elevation
The elevation of a geographic location is its height above a fixed reference point, often the above mean sea level. Elevation is mainly used when referring to points on the Earth's surface, while altitude is used for points in the air, such as an aircraft.
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Elevator
An elevator is a transport device used to move goods or people vertically. Outside North America, elevators are known more commonly as lifts. Other languages may have loanwords based on either elevator or lift . Because of wheelchair access laws, elevators are often a requirement in new buildings with multiple floors.
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Eleventh
In music or music theory an eleventh is the note eleven scale degrees from the root of a chord and also the interval between the root and the eleventh.
Since there are only seven degrees in a diatonic scale the eleventh degree is the same as the subdominant and the interval of an eleventh is a compound interval fourth.
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Elf
The economic outlook of Afghanistan's Economy has improved significantly since 2002 due to the infusion of over $2 billion in international assistance, dramatic improvements in agricultural production, and the end of a four-year drought in most of the country. However, Afghanistan remains extremely poor, landlocked, and highly dependent on foreign aid, farming, and trade with neighboring countries.
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ELF Cup
The ELF Cup, for which ELF stands for Equalitie, Libertie, Fraternitie, is organised by the KTFF, the Northern Cyprus Football Federation, and is planned to be a tournament for non-FIFA-aligned football nations, many of which are members of the NF-Board.
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Elgin Marbles
The Elgin Marbles, sometimes called the Parthenon Marbles, are a large collection of marble sculptures brought to United Kingdom in 1806 by Thomas Bruce, 7th Earl of Elgin, ambassador to the Ottoman Empire from 1799 to 1803. Taking advantange of Ottoman suzerainty over what is now Greece, he obtained a firman for their removal from the Parthenon from the Ottoman Sultan.
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Eli Whitney
Elias Whitney was an United States inventor and manufacturer.
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Elia Kazan
Elia Kazan, , was an United States film director and Theatre direction and theatrical producer.
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Elias
Elias is the latinised version of the Greek name ???a pronounced e-lee-a(s) in Greek and English e-lie-us. However it is also popular to pronounce the name as e-lye-as in English.
It is the Greek form of Elijah, the name of an important prophet in the Hebrew Bible. Some English translations of the New Testament, including the King James Version, use this form of the name.
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Elias Canetti
Elias Canetti was a Bulgaria-born Great Britain-Austrian novelist, who wrote in German language and won the Nobel Prize in Literature in 1981.
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Elias Howe
Elias Howe was born in Spencer, Massachusetts. He was a United States sewing machine pioneer. Contrary to popular belief, he did not invent the sewing machine, but on September 10, 1846, Howe was awarded the first United States patent for a sewing machine using a lock stitch design.
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Elie Wiesel
Eliezer Wiesel is a world-renowned Jewish novelist, philosopher, humanitarian, political activist, and the Holocaust survivor. He is the author of over 40 books, the most famous of which, Night , is a memoir that describes his experiences during the Holocaust.
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Eliel Saarinen
Gottlieb Eliel Saarinen was a Finland Architecture who became famous for his art nouveau buildings in the early years of the 20th century.
Saarinen was educated in Helsinki. His first major work, the Finnish pavilion at the World Fair of 1900, exhibited an extraordinary convergence of stylistic influences: Finnish wooden architecture, the British Gothic Revival, and the Jugendstil.
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Elihu Yale
Elihu Yale, , was the first benefactor of Yale University in New Haven, Connecticut in the United States.
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Elijah Muhammad
Elijah Muhammad led the Nation of Islam, a largely African-American spiritual and political organization, from 1934 until his death.
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