A light-emitting diode (LED) is a semiconductor light source.[6] LEDs are used as indicator lamps in many devices and are increasingly used for other lighting. Appearing as practical electronic components in 1962‚[7] early LEDs emitted low-intensity red light‚ but modern versions are available across the visible‚ ultraviolet‚ and infrared wavelengths‚ with very high brightness. When a light-emitting diode is switched on‚ electrons are able to recombine with holes within the device‚ releasing energy
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The government has been trying to address the “big issue” of obesity for the past decade‚ and suggests that Britain is bursting as its seams. Referring to the size of its people I assume and not the British flood defences being breached. Another year and I’ve been introduced to yet another anti-obesity campaign. However obesity has been a problem for many years and is still increasing‚ so one must think that the numerous anti-obesity campaigns aren’t being effective‚ I mean surely it’s not as if
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Martin Gottfried’s portrayal of American drivers in "Rambos of the Road" is only partially accurate (Gottfried‚ 2005‚ p.474-476). I have had experiences with both considerate motorists as well as aggressive motorists. This article looks at the angry drivers without even considering the more passive ones. In Gottfried’s conclusion he states‚ "It seems to me that it is a new America we see on the road now. It has the mentality of a hoodlum and the backbone of a coward" (Gottfried‚ 2005‚ p.476). Though
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How to Write Body Paragraphs. In essays of any kind‚ body paragraphs are essential. These are where you provide your supporting arguments to your thesis. These are also where you write your refutations or rebuttals against the challenges to your claim. In short‚ they serve as the very "meat" of your essay. Here are several tips on how to write the body paragraphs of your essay. Stick to your topic sentence. The first sentence of the paragraph should be the idea that you want to develop within the
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Night In the story‚ ‘Night’‚ author Elie Wiesel shares his most personal experiences during the Holocaust‚ during which he lost his family and many friends. As a young man‚ Eliezer’s faith in humanity and religion is shattered following the unparalleled evil perpetrated by the German’s against the Jews. In the year 1944‚ at the young age of fifteen‚ Eliezer and his family were taken from their home to the Auschwitz concentration camp‚ and then to Buchenwald where they endured unimaginable cruelty
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We were in a car on our way to the beach‚ because leatherback turtles were found and are expected to have eaten plastic and have it stuck around their body. Leatherback turtles are one of the biggest form of sea turtles. They can grow up to 2.4 meters long. I asked‚“does any of you know how big these are.” We were with 3 of us in the car. Even though it was more like a bus to fit the turtles in. The others in the ‘car’ are called James and Faith. I am the youngest of the three. I am 17 years old
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These are some of the characteristic phases of development of pre-historical humanity. Before civilization more than 9‚000 years ago‚ the people of a town that developed in Catalhoyuk grew crops‚ made weapons and tools‚ raised and domesticated sheep and goats‚ painted on walls of their homes‚ and hunted and gathered. They were an egalitarian society with life-span only lasting up to age 30-34. Then there was the Stone age which was divided into two separate eras‚ the Paleolithic and the Neolithic
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him . The y jumpe d him . Other s joine d in . Whe n the y withdrew ‚ ther e wer e tw o dea d bodie s nex t t o me ‚ th e fathe r an d th e son . I wa s sixteen . IN OU R WAGON ‚ ther e wa s a frien d o f m y father’s ‚ Mei r Katz . H e ha d worke d a s a gardene r i n Bun a an d fro m tim e t o tim e ha d brough t u s som e gree n vegetables . Les s undernourishe d tha n th e res
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Through the first paragraph‚ Thoreau declares that he wants to live a simple‚ yet purposeful life. The distinctions he makes in paragraph one are that he wants to live his life to the fullest with whatever it throws at him. The antithesis in paragraph one is in sentence one when he contrasts life and death to explain that he did not want to die to understand that he did not truly live. The word “dear” was meaning that life was precious‚ and “mean” was to explain how difficult or harsh it could be
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that this will help the children in their academic career. Other side: Others feel that homework is mostly useless. Thesis: This essay will examine the positive and negative aspects of homework and discuss its benefits for schoolchildren. Body Paragraph 1: (For) Topic: There are several advantages to homework‚ if it is given in the correct amounts and at the right time. Reason 1: First of all‚ students do need some practice of new material learned in school. Supporting Detail 1:They need to sit
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