Your search returned over 400 essays for "lenses"
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Overview of an Ophthalmologist

- An ophthalmologist has a very intriguing job. An ophthalmologist has the ability to correct vision and make someone happy for the rest of their life. An ophthalmologist has a very exciting career. An ophthalmologist’s job consists of prescribing lenses, practicing medicine, everyday eye care, performing surgery, and many other possible subspecialties (What is an Ophthalmologist?). An ophthalmologist is a trained M.D. or medical doctor (What is an Ophthalmologist?). They are trained to provide full care of the eye....   [tags: health, correct vision]

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The Future of Biomaterials

- The field of biomaterials has been growing forever. It has become more and more advanced over the years, and it is just going to keep growing. There are many uses for it now, such as creating fake skin, making new forms of contact lenses, creating stronger valves that come in and out of the heart, etc. This is an area where so much can be done in the years to come, such as making lives better for some people, finding a cure for devastating diseases like cancer, and most importantly saving people’s lives....   [tags: engineering, organ, tissue, market]

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Factors of Dark Adaptation

- Dark adaptation: why can’t I see straight away when I turn the lights off. ‘When the subject/patient is exposed to a bright adapting light’1 causing the photo pigments to appear bleached by a biological pigment called Rhodopsin, this causes light to then turn off. There are two types of photo receptors present in the Retina; cones and rods. The rods are greater in quantity and are about 120 million. Rods are responsible for vision at low light levels, and aren’t sensitive to colour this is known as scotopic vision....   [tags: sight, cones, contrast]

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The Principles and Limitations of Transmission and Scanning Electron Microscopes

- The Principles and Limitations of Transmission and Scanning Electron Microscopes Introduction Microscopy has a major role in cytology.From the very beginning researchers have tried to develop ways of looking directly at living cells.This examination has revealed much about the morphology of cells and tissues.In recent years,development in microscopes,dyes,staining and preparatory techniques have helped reveal even more about the structure and function of cells.Microscopes have a certain magnification and resolving power.In any microscope the the resolving power is more important than the magnification.The resolving power of a microscope is the least distance b...   [tags: Papers]

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Nuclear Weapons And The Development Of Nuclear Warfare

- Nuclear weapons are the most powerful and destructive technology ever created. From the first notion that nuclear technology could be harnessed to create a bomb, massive amounts of time and energy (as well as government funding) have been invested in further increasing the destructive yield of nuclear weapons. The process of development was carried out independently by governments worldwide. Despite the segregation of groups of scientists and secrecy surrounding their discoveries, design strategies and problems remained basically the same in all development projects with similar solutions being realized more or less concurrently....   [tags: Nuclear Weapons Essays]

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The Main Physical Processes in a Peri-Glacial Area

- The Main Physical Processes in a Peri-Glacial Area Currently 20% of the earth is peri-glacial; therefore we can assume that 20% of the earth’s processes are peri-glacial. The dominant process is that of freeze thaw weathering, which occurs due to fluctuations in temperatures around 0°C, these fluctuations can occur periodically in seasons, or variations between day and night variations. Freeze thaw is concerned with the fact that as water freezes, it expands by 9% exerting pressures of up to 2100kg/cm3 on the rock and that most rocks can only withstand pressures up to 210kg/cm3, the splitting of the rock by freeze thaw action is known as congelifraction....   [tags: Papers]

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Electron Microscopy and the Study of the Cell

- Electron Microscopy and the Study of the Cell Electron Microscopes have revolutionised today’s understanding of the cell. In 1838 Scheleiden, a botanist theorised that the basic unit of a plant was a cell, the following year the scientist Schwann came up with a similar hypothesis this time related to animal cells, their combined ideas gave us the cell theory, the idea that all living things were made from similar building blocks, cells. It took 100 years before this idea was confirmed with the invention of the electron microscope....   [tags: Papers]

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The Renaissance anf its impact on Society

- The Renaissance and its Impact on Modern Society The Renaissance 1 Abstract The Renaissance is a term that means rebirth. The renaissance marked a renewed interest in many things such as the arts but also brought about change in the areas of class structure; trade; invention and science. These changes have influenced nearly every social class and industrialized society in the modern world. This paper will show how this unique period in our history impacts our society today. The Renaissance 2 Class Structure and Trade Before the Renaissance, power was achieved by birthright, wealth and nobility however; the Renaissance gave birth to the merchant class....   [tags: essays research papers]

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A Reflection on My Writing

- A Reflection on My Writing The journey through language and literature has always been an intriguing one for me. It is for this reason that I chose English as my major. It seems that every teacher or professor that I have had, has always been able to pinpoint one specific element in my writing that I need to work on. This has not been a negative thing by any stretch, because with each passing semester there is an element of my literature that will be perfected for the next. This is the wonder that is English, and the reason for my passion in this subject area....   [tags: Personal Narrative Education Writing Essays]

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SORRY, it’s my entire fault.

- SORRY, it’s my entire fault. I wish I had not done it. If I had been more sensible, the accident would not have happened; but it’s no use saying that now. One day at school last term, we didn’t have very much to do. The teachers had all gone to a staff meeting, and most of us in Form 4A were chatting, joking and reading magazines. Vincent, who had to prepare for an overseas examination, was the only one who was working. He had a large Physics book in front of him and was making careful notes in an exercise book....   [tags: English Literature Essays]

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Exploration of Light Microscopes

- Exploration of Light Microscopes What does the word microscope mean: The first part of the word "Micro" means tiny. The "scope" part means to look at or view. Microscopes are tools that are used too enlarge images of small objects so that they can be studied. A light microscope is an instrument made up of two lens they are eyepiece lens and the object lens combined they produce a much greater magnification that what is possible with just one single lens. The microscope also has a variety of knobs to focus the picture seen thought the microscope....   [tags: Papers]

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Alphagan P

- There has been a new step in science leading towards evolution. Alphagan P has been recognized as the next leading pharmaceutical in treating Glaucoma. It is gentle to the ocular surface, unlike other medications which can harm it. Alphagan P provides IOP lowering which is comparable to beta blocker, but is without the adverse affects that most other medications cause. It is an alpha-2 agonist, which is a class of drugs that bind to and stimulate alpha-2 adrenergic receptors, causing responses comparable to those of adrenaline and noradrenaline....   [tags: Drugs, Treating Glaucoma]

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The Telescope

- The telescope has changed the world greatly by being able to make distant objects appear closer and more distinct. It helped scientists to discover things that could not be seen by the naked eye. For example, a lot of things in space would have not been discovered if it were not for the telescope. Also, it helped the world of eyesight. It would not only let you see objects from far away, it would also help you see if you had a problem with it. It could also be used for other things: hunting, war, and making new discoveries....   [tags: essays research papers]

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Sociocultural Constructivism Theory

- Chapter 2: Theoretical Framework: Cognitive Constructivism Theory and Sociocultural Constructivism Theory As stated in Chapter I, to create better readers, many reading specialists agree that word study is a developmentally sound approach to providing reading instruction (Bear et al, 2008; Ganske, 2000; Zutell, 1999). Word study is founded on robust evidence-based research on the developmental stages of reading and spelling; however, word study and specifically word sorts have a diminuative amount of scientific evidence as to it success in reading instruction (Boscardin et al, ND)....   [tags: Sociology, Piaget]

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Scanning Electron Microscope

- In the forensic science field there are various machines used to examine physical evidence. One of those instruments is the scanning electron microscope (SEM). This instrument can be used in examining physical evidence found at crime scenes. There have been a number of scientists that have developed and improved the SEM. SEM is very significant in forensics because it can narrow down size, shape, and chemical composition. The scanning electron microscope is always growing and becoming a great impact on forensic science....   [tags: forensic science, evidence]

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B. Du Bois

- Among W.E.B. Du Bois’ contributions to black liberation was his psycho- philosophical notion of double-consciousness, or twoness, which Du Bois used to explain African-American strife to his largely white readership. A contemporary of Du Bois, late 19th century poet Paul Laurence Dunbar, described by Cornell English professor George B. Hutchinson as “the poet laureate of black America,” depicted the African-American’s struggle in terms similar to Du Bois’. This paper analyzes Du Bois’ understanding of black twoness and then applies twoness’ alleged effects to Dunbar’s poetry, ultimately attempting to reveal Dunbar and Du Bois’ mutual conception of black bondage....   [tags: African American, W. E. B. Du Bois, Baltimore]

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B. Du Bois

- Among the contributions to black liberation that W.E.B. Du Bois offered was his psycho-philosophical notion of double-consciousness, or twoness, a notion which Du Bois used to explain the African-American community’s strife to his largely white readership. A contemporary of Du Bois, late 19th century poet Paul Laurence Dunbar, described by Cornell English professor George B. Hutchinson as “the poet laureate of black America,” depicted the African-American’s struggle in terms similar to Du Bois’....   [tags: African American, W. E. B. Du Bois, Baltimore]

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Free Slaughterhouse-Five Essays: Dresden

- Slaughterhouse Five      Dresden "In Slaughterhouse Five, -- Or the Children's Crusade, Vonnegut  delivers a complete treatise on the World War II bombing of Dresden. The main character, Billy Pilgrim, is a very young infantry scout* who is captured in the Battle of the Bulge and quartered in a Dresden slaughterhouse where he and other prisoners are employed in the production of a vitamin supplement for pregnant women. During the February 13, 1945, firebombing by Allied aircraft, the prisoners take shelter in an underground meat locker....   [tags: Slaughterhouse-Five Essays]

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How The Invention of the Camera Changed the World

- ... As a child, Eastmen bought and collected photography equipment as a hobby. Soon Eastmen was in business, and he began to prepare dry-plates for professional photographers in the New York area (Cox). Eastmen introduced the Kodak camera in 1888. The camera came with pre-loaded film and an option of a film development service. The company’s slogan became “You push the button, we do the rest!” Ten years later, Eastmen came up with the Brownie. While the Kodak camera was $15, the Brownie was a portable, $1 or less, camera just five inches long and three inches high....   [tags: capturing a moment in time]

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The Dawn Of The 21st Century

- “The dawn of the 21st century is replete with discourses of globalization.” (Brah 31). Such is the opening of Avtar Brah’s introduction to her critical article “Global Mobilities, Local Predicaments: Globalization and the Critical Imagination”. And it is within this very context of incredibly varied discourse that she presents her own analysis of ‘globalization’ within the ‘global’ and ‘local’ arenas, guiding readers through brief historical deconstructions of such terms. In doing so, Brah presents a carefully constructed argument asserting the necessity of applying perspectives of intersectionality and critically driven imaginations as the means to answering the “question of the global” (Br...   [tags: Mass media, Woman, Joseph Conrad, Propaganda]

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Analyzing Jeol 100cx Transmission Electron Microscopy

- Objective: The Lab #3 is to help students familiar with rotation alignment in JEOL 100CX transmission electron microscopy. It is crucial to know the relative alignment of the image and diffraction pattern so that we can determine characteristics of the material. Procedures: 1) Turn on and align the microscope following the alignment procedure outlined in the accompanying handout. In this laboratory we will use a Cu grid supporter carbon holy film with MoO3 crystals evaporated onto it. MoO3 is a pseudo-orthorhombic structure with a = 0.3966 nm, b=1.3848 nm and c=0.3696 nm....   [tags: Optics, Lens, Electron, Diffraction]

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Myopia

- Myopia is a vision problem that has an effect on about one-third of the population. This condition often sets in at childhood and is one that many of your family and friends suffer from everyday. Even I experience it everyday. However, myopia is normally not life-threatening or even hazardous to your health. Myopia is nothing more than nearsightedness. Myopia occurs because of the shape of the eyeball. Instead of a `normal' shaped eyeball, the myopic eyeball is slightly longer. This results in light rays focusing in front of the retina, instead of directly on it....   [tags: Health]

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Resolution

- Resolution The human eye can recognize two objects if they are not closer than 0.1 mm at a normal viewing distance of 25 cm. This ability to optically separate two objects is called resolving power. Resolution in the light microscope [IMAGE]In the light microscope, the quality of the objective lens plays a major role in determining the resolving power of the apparatus. The resolving power of the optical system can be expressed as where * R is the distance between distinguishable points (in nm), * [IMAGE]is the wavelength of the illumination source (in nm), * NA is the numerical aperture of the objec...   [tags: Papers]

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Use of Symbols to Portray the Descent from Civilization to Savagery in Golding's Lord of the Flies

- D.H. Lawrence once said, “This is the very worst wickedness, that we refuse to acknowledge the passionate evil that is in us. This makes us secret and rotten.” Sir William Golding tells about the evil and sadistic things that can be expressed throughout humanity in his novel, Lord of the Flies. Lord of the flies is a translation of a Hebrew name for Satan, Beelzebub. In the novel, William Golding portrays the boys’ descent from civilization to savagery through the following symbols: the conch shell, Piggy’s glasses, and the Lord of the Flies....   [tags: lord of the flies]

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Voyeurism: A State Of Being. The Framing, Camera Angles and Camera Movement in "Rear Window"

- Rear Window is an entertaining movie using voyeurism as a story element. For me it has a double meaning; first like the rear view mirror in a car one is always looking in it to see out of the rear window, at who or what is behind us, looking over our shoulder. The concept of ‘Looking over your shoulder’, brings to mind a paranoia of being followed or watched. The second is meaning of the movie’s title is more apparent in that the rear windows of the visible apartments share a common view of a circular enclave or backyard view of other neighbors who share the same visual experience....   [tags: Rear Window, film, movies, Voyeurism, ]

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Strategic Leadership : The Essential Skills Article By Paul Schoemaker, Steve Krupp And Samantha Howland

- As the work environments grow more complex there is more required of a leader. In times of crisis a true leader must be able to resolve conflicts and maintain organizational growth. Leadership is not about just being in a position of authority, it is the ability to understand your employees and customers as well as understanding the market that the organization is in. As a leader I must be able to make tough decisions and always encourage employees to better themselves. On top of keeping a cool head while discovering the best methods to communicate, align common goals and learn from past errors....   [tags: Leadership, Skill, Learning, Decision making]

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Religion Is The Child Of Ignorance And Fear

- There are numerous definitions of religion and only a few are stated. The typical dictionary OED definition of religion refers to a “belief in, or the worship of, a god or gods or the service and worship of God or the supernatural”. In the urban dictionary religion is defined as "Religion is the child of Ignorance and Fear". However, writers and specialists have expanded upon the “belief in god” definitions as inadequate to capture the diversity of religious thought and experienced. A religion is an organized collection of beliefs, cultural systems, and world views that relate humanly to an order of existence....   [tags: Religion, Faith, Trinity, God]

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Paley 's Argument Of Intelligent Design

- Paley’s argument discussed that an object so intricate and complex as a watch it must have a designer. The complex watch has so many functions and fragments inside of it such as the coils and the second and minute hands that move around the clock that make it so intricate. The watch has been really thought out. Inside the watch the middle and second hand move in equal and constant measured motion. The complexity of the watch shows that it has to be a product of a being that is very intelligent. The complexity of the watch can be also compared to the way our eye works....   [tags: Eye, Retina, Color, Photoreceptor cell]

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Cucumber Recipes Useful for Skin

- Cucumber has been known as a part of the healthy diet. However, it also has a number of skin benefits, which you can take advantage. Here, we provide you few cucumber recipes useful for skin: Cucumber recipes: • Cucumber to prevent pimples & blackheads Apply grated cucumber over the face and neck. Leave if for 15 to 20 minutes. You will notice that it works as an excellent refresher. Regular use will help to prevent pimples, blackheads and dryness of face. • Cucumber to revitalize a dull complexion Prepare cucumber juice and add a drop of rose water and limejuice in it....   [tags: Heath Care]

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Blinding and Dangerous Cultural Narratives

- Cultural narratives blind even the seemingly most objective people, scientists, to even basic truths of biology and nature. I always believed that scientific facts are the purest, most unbiased statements of truths. But even biological phenomenons are subject to the grotesquely distorting lenses of prejudices. Stereotypical male-female roles narratives colored how scientists described the biological process of fertilization for hundreds of years. With such cultural biases, it's hard for scientists to describe what they see in non-biased language....   [tags: culture, bias, norms]

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A Walk in the Clouds

- When considering a source to consider, when looking for films that portray Latin American lifestyle or values, I choose one film in particular. A Walk in the Clouds, directed by Alfonso Arau came to mind. When one watches this film, it is plain to see the interaction and struggles between a traditional Mexican family and the lifestyle of a United States California lifestyle. I have watched this particular film in the past, but now with a different pair of lenses to watch through, it became more exceedingly distinguished to my new found perception of Latin America....   [tags: Alfonso Arau film analysis]

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Human Nature in International Relations

- Human nature is that quality that sets us apart from other living things; it is the definition of what we are. The concept of human nature in international relations is embedded in the theories of international relations. Every International relations theory has its specific assumptions about human nature. The basic premise of these theories has its roots in human nature because in understanding the world and how it works, human nature is first considered. Philosophers maintain that in order for a political theory to hold any weight, it must first explain the concept of human nature....   [tags: theory, realism, constructism, human nature]

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Marketing Strategy For Generation Z

- Community colleges are, historically, known for servicing the more non-traditional population, such as adults who work full-time and individuals seeking fast-paced trade-skills, a successful enterprise (AACC, 2013). In a community college setting located within the Southern Region of Texas, there is an opportunity to study the social expectations and educational needs of Generation Z relative to their college experience compared to other identified groups of students enrolled in the institution....   [tags: Higher education, College, Marketing]

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The Future of Education

- The Future of Education The future of education is very promising to younger generations. From Kindergarten though college many changes are brewing. On the horizon are things like smart objects, full-length online courses, and prosthetic devices designed to equalize education. Online courses soon will prevail over the traditional high school and college education. Online Universities will create classes sponsored by companies. These companies will direct the universities on the materials of the course....   [tags: essays papers]

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Albinism: A Genetic Disorder

- Albinism is a person with congenital absence of pigmentation in skin, eyes, and hair (Dictionary 1). Albinism is also known as achromia, achromasia, achromatosis. Albinism is mainly known as a genetic condition. Many people in the United States are affected with a type of Albinism. People that have Albinism suffer from vision problems and are easier to get sun burns and skin cancer than others who do not have Albinism (What is Albinism. What Causes Albinism). A sign that a person can have Albinism is that they have a little pigmentation in their eyes....   [tags: Albinism Essays]

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Virtual Reality

- This research paper has problems with formatting Imagine being able to point into the sky and fly. Or perhaps walk through space and connect molecules together. These are some of the dreams that have come with the invention of virtual reality. With the introduction of computers, numerous applications have been enhanced or created. The newest technology that is being tapped is that of artificial reality, or "virtual reality" (VR). When Morton Heilig first got a patent for his "Sensorama Simulator" in 1962, he had no idea that 30 years later people would still be trying to simulate reality and that they would be doing it so effectively....   [tags: essays research papers]

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Eyesight

- Eyesight Vision is the learned ability to see for information and performance; it allows us to understand things that we cannot touch, taste, smell or hear. 20/20 vision does not mean perfect eyesight. 20/20 vision simply means that at a 20 ft. distance a person is able to see a certain letter than an average eye should be able to see at that distance. You can have 20/20 vision and lack the abilities to use your two eyes together as a team, to judge distances, to identify colors and to coordinate your eyes with hand and body movements....   [tags: essays research papers fc]

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Optics

- Aim: To examine characteristics of a converging lens and the images they create. Also to examine the focal length and how the focus point may be found and developing rules for locating an image via ray drawings and the intersection of rays. Chromatic aberration will also be explored and why it happens. Theory: Both lenses and mirrors have a principle axis, yet a lens has two focal points as opposed to a mirror that has only one. When considering converging lenses, the primary focal point (PF) can be found on the opposite side of the lens in regards to the light....   [tags: essays research papers]

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How the Director Manipulates the Audience's Reaction to the Opening and Closing Sequences of the Film Bend It Like Beckham

- How the Director Manipulates the Audience's Reaction to the Opening and Closing Sequences of the Film Bend It Like Beckham The Film 'Bend It Like Beckham' is shown as a light hearted comedy in the blurb and also at the very start of the film. The term 'Comedy' means humour, a film with a comedy genre is supposed to make people laugh. So, it seems that 'Bend It Like Beckham' is comedy, however once the storyline of the film begins the director starts to add themes and particular issues....   [tags: Papers]

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Is There More Than One Message in an Ad?

- Is There More Than One Message In an Ad. The personal ads can reveal a message about the author that is not intended to be put in the ad through ink. To find this type of information you have to look a little deeper to find these kind of messages. The author might not mean to, but in the form of their writing they send out bits of personal information that is not intended to be noticed. As in the ad of Woman Seeking Man, I find that the woman has been hurt in the past and that is why she is being a little mysterious and vague in her ad....   [tags: essays research papers]

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Symbols and Symbolism in Lord of the Flies

- Symbolism in Lord of the Flies In William Golding's Lord of the Flies, the boys who are stranded on the island come in contact with many unique elements that symbolize ideas or concepts. Through the use of symbols such as the beast, the pig's head, and even Piggy's specs, Golding demonstrates that humans, when liberated from society's rules and taboos, allow their natural capacity for evil to dominate their existence. One of the most important and most obvious symbols in Lord of the Flies is the object that gives the novel its name, the pig's head....   [tags: Lord Flies Essays]

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Aristophanes' Agathon in Women at the Thesmophoria

- Aristophanes' Agathon in Women at the Thesmophoria Aristophanes and Agathon were peers in Ancient Greece. Aristophanes was the master of comedy, and Agathon was the master of tragedy. They traveled in the same circles and are present in the same works. In looking through the comic lens at Agathon in Aristophanes’ Women at the Thesmophoria, the reader is presented with a portrayal of an effeminate man with a flair for the dramatic and a queenly attitude. Aristophanes’ Agathon is a comic character to be laughed at, a man that is more female than male....   [tags: Aristophanes Women Thesmophoria Essays]

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The Film "O brother, where art thou?"

- The Film "O brother, where art thou?" The film O brother, where art thou. is set in the Great Depression of the 1930’s and emphasizes the struggle between the upper and lower classes by using a variety of cinematic devices. Through the use of these cinematic devices and comedic relief the realities of the Depression are viewed without creating a stark, melancholy, documentary-styled film. Examples in this film of these cinematic devices used to show these realities include: bleak colors, contrasting of light and dark colors, long shots, high-angle shots, and spherical camera lenses....   [tags: Film Movies Movie Art Thou Essays]

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The Study of Myopia and Photorefractive Keratectomy

- The Study of Myopia and Photorefractive Keratectomy Myopia is defined as nearsightedness, which exists when the refractive elements of the eye (cornea and lens) place the image in front of the retina. The myopic condition is common in infants but generally levels off to normal vision as the infant ages (Vander & Gault, 1998). Myopia occurs in about 25% of the adult U.S. population. Many adults use corrective lenses or contacts to correct their myopic vision to 20/20 vision (Drexler et al., 1998)....   [tags: Eyes Vision Health Essays]

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Wole Soyinka's Death and the King's Horseman

- Wole Soyinka's Death and the King's Horseman In his play, Death and the King's Horseman, Wole Soyinka would have us examine every clash and conflict, save for the one involving culture. Certainly this may seem the most obvious part of the play, but we would do the general understanding of Death a disservice if we ignored one of the central conflicts in the play. Every element of the play is placed in terms of two extremes, and the cultures must be considered one of those pairs. Suicide is no exception to this examination; it must be seen in the conflicting lights that Soyinka gives us: British vs....   [tags: Soyinka Horseman Death Essays]

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The Eye And Laser Eye Surgery

- A Functioning Eye (Emmetropia) The eye is the organ of sight. It is used in almost everything we do, from playing sport to reading. A normal and well functioning eye can focus objects and images, both near and far, perceive depth and adapt to changes in light. The perception of depth is due to having two separate eyes creating two separate images, while the ability to adapt to light change is attributed to the iris and the dilator muscles. However these two aspects of the eye are not involved in laser eye surgery and will not be discussed in reference....   [tags: essays research papers]

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Symbolism in Lord of the Flies

- Symbolism in Lord Of The Flies In Lord Of The Flies, by William Golding, there is an immense amount of symbolism. A major symbol mentioned multiple times was the pig's head and the beast. There were some other symbols including Piggy's Specs, human brutality, and death. Golding shows that when people are taken away from society they become more like animals and much less civilized. The first symbol, the pig's head, is depicted as "dim-eyed, grinning faintly, blood blackening between the teeth," and the "obscene thing" is covered with a "black blob of flies" that "tickled under his nostrils." As the image is further depicted the reader gains a sense of brutality shown through this one huma...   [tags: William Golding]

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Holden Caulfield in The Catcher in the Rye

- One definition of a microscope is "an optical instrument that uses a lens or a combination of lenses to produce magnified images of objects." Holden Caufield can be symbolized by a microscope and its parts: the field of view, the focus, and the magnifier. Holden is like the whole of the microscope in three ways. Firstly, a microscope is delicate and needs great amounts of care to keep it in good shape. Holden is also like this. He needs interaction with people to keep him healthy. Secondly, a microscope views things with scrutiny and is used to see things that may not be seen by the naked eye....   [tags: J. D. Salinger]

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Keeping The Advancement of Technology Under Control

- Keeping The Advancement of Technology Under Control The world today is becoming more and more evolved in the domain of technology. For a generation of new age movies, music, and fashion the greatest challenge that we will face is keeping the continuous advancement of technology under control. Our biotechnology furthered its branch of knowledge by being able to clone animals, such as cows, sheep and mice. We can manufacture teensy-weensy lasers that can cast a beam of light 3000 yards without fading or transfer millions of trillions bits of information across the earth in a push of a button....   [tags: Papers]

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Identity in William Gibson’s Neuromancer

- The Question of Identity in William Gibson’s Neuromancer      William Gibson’s Neuromancer is a science fiction novel that is seen by many as the preeminent work of the “cyberpunk” genre.  Neuromancer, like the countless others of its kind to follow, addresses themes concerning identity and/or lack there of.  The “cyberpunk” genre as argued by Bruce Sterling was born out of the 1980's and was due in part to the rapid decentralization of technology.  With the influx of computers, the internet, and virtual reality into the everyday household came technological discoveries that affected the individual.  Certain themes that are central to “cyberpunk” involve implanted circuitry, cosmetic surge...   [tags: Neuromancer]

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Physics of the Human Eye

- Physics of the human eye. The human eye, what a complex but fascinating organ. It has the ability to see past the horizon and observe the different colors of a rainbow. The eye can be quicker then a race car but slow enough to witness a snail crawling across a beach. The eye can capture objects at various different angles, such as birds flying overhead or a person walking right beside you. Yes indeed, the eye is probably the greatest sense a person can have. The eye is so vast and complex. To try and write everything about the eye would take a very long time....   [tags: Sight Seeing Eyesight Papers]

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Human Factors Issues of Glare

- Human Factors Issues of Glare The problem of glare affects all individuals. Although it is usually only a fleeting annoyance, glare can have grave consequences. For instance, problems caused by glare from computer screens account for 10 million optometrist examinations per year (Berman, 1998). There are two types of glare: discomfort glare and disability glare. The types of glare are distinguished by their origin. Discomfort glare comes from an external source; it is the physical sensation one experiences in the presence of a light source that is too bright....   [tags: Optometry Vision Glare Essays]

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Biblical References of the Matrix

- Biblical References of the Matrix In their film, The Matrix, Andy and Larry Wachowski have included many literary allusions and symbols to enhance the appeal of this groundbreaking science fiction film. As incredible as the special effects and cinematography are in this film, the Wachowski brothers have significantly bolstered the appeal of The Matrix by an elaborately constructed story spanning time and reality. These allusions and symbols include references from infamous writers such as Lewis Carol, Jung, John Bunyan and Descartes....   [tags: Film Movies Andy Larry Wachowski]

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Section 3.1-3.2 Biology 1 Notes

- SECTION 3.1 WHERE LIFE HAPPENS 1. Living things can be either uni-cellular (one cell) or multi cellular. A bacteria is one type of unicellular. 2. About 8000 of the smallest bacteria could fit inside one of your red blood cells. 3. The longest cells are the thin nerve cells found in large animals and they can be more than a meter long. 4. The cell with the greatest volume is an unfertilized ostrich egg 5. A cell’s shape is related to its function. For example, a long nerve cell is long and it carries messages from your spine to your toes....   [tags: essays research papers]

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Mathematics of Microscope Resolving Power

- Missing Figures Imagine this, you are walking through the forest when all of a sudden you come across the most fascinating insect (perhaps insects may not seem too fascinating at first but once you learn a little about them they are the most fascinating creatures). Well, back to the story, so you find this insect and you realize that it seems very different from those you've previously encountered. Well, being the curious scientist that you are, you take out your trusty magnifying glass and take a look....   [tags: Math]

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The Use of Digital Cameras

- The Use of Digital Cameras Digital cameras allow computer users to take pictures and store the photographed images digitally instead of on traditional film. With some digital cameras, a user downloads the stored pictures from the digital camera using special software included with the camera. With others, the camera stores the pictures on a floppy disk or on a PC Card. A user then copies the pictures to a computer by inserting the floppy disk into a disk drive or the PC Card into a PC Card slot (Chambers and Norton 134)....   [tags: Expository Essays Research Papers]

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Reviewing The Matrix Revisited (documentary)

- Inside The Matrix Revisited: The Method Behind the Magic As a filmmaker, I find viewing documentaries that explain the methods involved in creating major motion pictures to be very insightful and interesting. The Matrix Revisited is one of the best of these documentaries that I have seen. The Matrix Revisited explained everything that I wanted to know about what went into making The Matrix. Considering that the film, The Matrix, left me baffled as to how they created most of the scenes, this informative documentary opened my eyes to the processes that the filmmakers went through in order to create the special effects....   [tags: essays research papers]

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Urban Elite Theory

- Theoretical Lenses I. Urban Elite Theory Urban elite theory will provide students with a theoretical lens by which to understand the redevelopment projects initiated in the Downtown Eastside of Vancouver during the lead-up to the 2010 Olympic Games. Urban elite theory extends the scope of classical elite theory by adding that a metropolis is divided by its physical districts based on class distinctions (Darity et. al., 2008). The presence and power of elites, however, is not seen as entirely negative according to this theoretical perspective....   [tags: Development, Politics, Vancouver]

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The Garden of Science

- The Garden of Science In the beginning, there was nothing. According to the Book of Genesis, God created everything from scratch. God created the heavens, earth, light, darkness, sea, stars, birds, and animals. God created a man and named him Adam. God created a woman and named her Eve. Adam and Eve were put in the Garden of Eden. The Garden of Eden was filled with fruit trees, animals, and there were river flowing all the time. In the Garden of Eden, Adam and Eve had plenty to eat. They did not have to work nor make money....   [tags: Religion Science God Essays]

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Digital Technology and Filmmaking

- Digital Technology and Filmmaking Since the first movies were first made, they have been shot using film of various sizes, such as 8mm, 16mm, and 35mm. Within the past few years, technology has brought digital cameras to the film industry, and now they are being used in independent and Hollywood films. The recent low budget film The Blair Witch Project was primarily filmed using a Sony VX1000 digital camera, and the movie The Celebration was totally filmed using this camera and the Canon XL-1, ("Should I Shoot 16mm or Digital?")....   [tags: Movies Media Entertainment Essays]

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Preventing Computer Vision Syndrome

- Preventing Computer Vision Syndrome Many people in today’s world experience a number of discomforts in relation to spending too much time in front of a computer. These discomforts are especially common for students at Iowa State University because computer technology is used for most of the classes taught here. Many students are unaware of the damage that they are doing to themselves by staring at computer screens for extended periods of time. This paper will describe some of the effects that these students may experience which include: dry, burning eyes; blurred vision; delayed focusing; altered color perception; headaches; tired eyes; eyestrain; sore eyes; red eyes; contact lens discomfo...   [tags: Health Vision Computer Essays]

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The Physics of Photography

- The Physics of Photography The general population has become so accustomed to their simple point and shoot cameras that they do not either notice the poor quality of images that they are producing or do not have the knowledge to produce better images. For those who desire to take better photographs, photography will be an exciting life long adventure. There are many aspects to consider when taking a photograph. A good photograph is well thought out before the photographer snaps the shutter....   [tags: Pictures Photographs Careers Essays]

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Karl Popper and Falsifiability

- Karl Popper and Falsifiability Karl Popper's claim that "the criterion of the scientific status of a theory is its falsifiability" is a clearly viable statement. This is a natural extension of his idea about how scientific knowledge is increased (Edwards, 1967). In an attempt to define science from pseudo-science, Popper states that the growth of scientific knowledge begins with an "imaginative proposal of hypotheses" (Edwards, 1967). Then, the scientist must search for illustrations or situations that falsify or negate the hypothesis....   [tags: Science Scientific Karl Popper Essays]

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The Morning in College

- The Morning Tuesday morning is the busiest time in my week. As I wake up thirty minutes before the class begins, time always forces me to prepare for the class quickly. Actually I want to eat breakfast with a cup of coffee but I do not have time to do so. I regret that I stayed up late last night. Tuesday is a day that I have to wake up early because I am taking a class at nine thirty. At nine o?clock, the cell phone, clock radio, and TV wake me up at once. On the radio, NPR news is on the air but I turn it off quickly....   [tags: Personal Narrative Descriptive Essays]

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The Existence Of God

- The Three Most Popular Arguments For The Existence Of God The Ontological Argument One of the most important attempts to demonstrate the existence of God is the ontological argument of Saint Anselm, an 11th-century theologian. Anselm’s argument maintains that God, defined as the greatest being that can be conceived, must exist, since a being that does not exist would by virtue of that fact lack an attribute that contributes to its greatness. Critics have questioned, however, whether existence actually contributes to a being’s greatness....   [tags: essays research papers]

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Lasers And Their Uses

- Lasers and Their Uses We have all at some point in our lives used or seen someone use a laser. They are used in compact disc players for stereos or computers, laser surgery, laser printers, holography, cutting and borring metals, communication, bar-code scanners, etc. Over the past three decades' lasers have become a tool used daily by many people and they have become very useful in scientific research. As you can see lasers are a very useful and important tool which is why I have chosen this topic to write about....   [tags: essays research papers]

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lord of the flies

- Lord of the Flies Imagine yourself lost on an island with three other people you barely even know. In are eyes this is a scary feeling when all think about ever seening yourself in a situation like this. While unfortunely this can happen not to us but to somebody else. In the book Lord of the Flies by William Golding are numbers of boys who are under twelve years old stuck on an island after a plans crash. In the story there are four main characters name Ralph, Jack, Piggy, and Simon who are the oldest of the boys....   [tags: essays research papers]

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The sport of Paintball

- The Sport of Paintball There you are. You’re hiding behind a hastily constructed bunker made to protect yourself from enemy fire. You can hear the enemy firing on your position, and you can feel the shots screaming above your head. The firing ceases for a moment. You pop out, fire off a few rounds, and duck back in; but as you are going back in the shots start up again, and you feel the rounds whizzing past your head and ear. One catches your sleeve. You glance down. No damage. Suddenly you have a fellow fighter there in your bunker with you....   [tags: essays research papers]

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Yellow Wallpaper

- Some men tell us we must be patient and persuasive; that we must be womanly. My friends, what is a man's idea of womanliness. It is to have a manner which pleases him, quiet, deferential, submissive, approaching him as a subject does a master. He wants no self-assertion on our part, no defiance, no vehement arraignment of him as a robber and a criminal. (Elizabeth Cady Stanton, Womanliness 1890) A fictional narrative is a powerful literary tool. It allows an author to tell a story which otherwise might be too horrific or unbelievable to tell....   [tags: Charlotte Perkins Gilman]

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2066 Minus

- 2066 Minus: The café was nearly full at lunchtime owing to it’s proximity to the Capitol. Jenny and John had taken the last outside table. It felt safe in Minus. Nearly all the patrons had ID badges similar to theirs, mostly blue rather than Prime’s green. “Did you hear there’s talk of a counter offensive into Plus,” Jenny said as she sipped her coffee in the warm spring sunshine. John sat reflecting on the war. “I’m not surprised. Each frac-time is so dependent on upline for its security that’s good motivation for cooperation.” Jenny turned her chair to face the sunshine as the server took their order....   [tags: Creative Writing Essays]

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Biography of Hillary Clinton

- Biography of Hillary Clinton Hillary Diane Rodham was born on October the 26th 1947 at Edgewater Hospital, in Chicago. Her parents Hugh and Dorothy married in 1942. When Hillary was still young she learnt to stand up for herself. She told her mom that Suzy was bullying her and her mom said "There's no room in this house for cowards. You'll have to stand up to her." Hillary later knocked Suzy to the ground and said "Mom, now I'm tough enough to play with the boys. " After this she became a natural leader " She wasn't just interested in having power, but to help people....   [tags: HIllary Clinton Politics Government Essays]

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Telescope

- Telescope Light and other kinds of electromagnetic radiation coming from the universe outside the Earth must travel enormous distances through space and time to reach observers. Only the brightest and nearest stars can be seen with the unaided eye. To see farther and to clarify and measure what is seen, a telescope is needed. The word telescope is derived from the Greek words tele, "from afar," and skopos, "viewer." Even a simple homemade telescope can clearly show Saturn's rings, Jupiter's bands and red spot, stars, nebulae, and nearby galaxies not visible to the unaided eye....   [tags: science]

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Electron Microscope

- Electron Microscope The electron microscope has become one of the most widely utilized instruments for materials characterization. An electron microscope is a scientific instrument that allows us to “see” objects so small that they cannot be seen in any other way. (CITE) Electron microscopes have allowed scientists to see individual molecules and atoms for the first time. Most microscopes, including those in schools and laboratories today, are optical microscopes. They use glass lenses to enlarge, or magnify, an image....   [tags: science]

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Microscope Types

- Microscope Types The most widely used microscopes are optical microscopes, which use visible light to create a magnified image of an object. The simplest form of optical microscope is the double-convex lens with a short focal length. These lenses can magnify an object by up to 15 times. In general, however, a compound microscope is used, which has multiple lenses to provide more magnification than a single convex lens could alone....   [tags: Papers]

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ophthalmic technician

- Job Description: Ophthalmic technicians are trained and qualified professionals who assist ophthalmologists in order to diagnose and treat patients. Ophthalmic technicians do not have any independent practices, meaning they only work for ophthalmologists and cannot open their own practice. Ophthalmic technicians perform many diagnostic and therapeutic procedures that are standard in ophthalmology. Depending on the person?s experience and qualifications, their duties can include: - Taking the patient?s medical history - Running diagnostic tests - Taking measurements of the patient?s eyes, testing vision, visual fields, and sensory-motor function - Prescribing topical medications - Teaching...   [tags: careers]

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Investigation of Polarisation

- Investigation of Polarisation [IMAGE]Natural sunlight (and most other forms of illumination) transmits light waves whose electric field vectors vibrate in all different planes relating to the direction of transmission. When these electric fields are restricted to a single plane by filtration, the light is said to be polarised as all of the light waves are vibrating in the same plane. When unpolarised light is passed through a Polaroid filter, it emerges with only half the intensity of before, and with all waves travelling in the same plane....   [tags: Papers]

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Curriculum Integration

- Curriculum Integration Contrary to popular belief, curriculum integration entails more than simply linking lessons together along a common theme. It is more than just "rearranging existing lesson plans", it is an attempt to organize "curriculum around significant problems and issues…without regard for subject-area boundaries" (Beane, 1997). The goal of curriculum integration is to have students gain a deeper level of understanding across subject areas through interrelated thematic study. Themes are drawn from life "as it is being lived and experienced" with knowledge based around problem solving rather than rote skill acquisition (Beane, 1997)....   [tags: Teaching Education Integration Essays]

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Skateboarding Photography

- Over the last twenty years the world of skateboarding has changed greatly because of the exposure it has had through media. The originators of this media were skate magazines that highlighted many photographers and their talents. The photographs from twenty years ago were using nothing but a cheap old 35mm and came up with some incredible artistic shots. But those old cameras have been replaced by today’s photographers with the top of line cameras and lenses. The top two magazines in the skateboarding world today are Thrasher and Transworld Skateboarding magazine....   [tags: essays research papers]

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Study Proposal for a Social Studies and Premedical (Premed) Student

- Study Proposal for a Social Studies and Premedical (Premed) Student As a Social Studies and premedical student, I aspire to lead an international health and development non-governmental organization (NGO). Combining my skills as a physician and practitioner of development, I plan to enhance the health of marginalized, persecuted, and exiled populations. Through direct interaction with government bodies and humanitarian NGOs, I hope to highlight and curb the medical and psychological burdens stemming from human rights violations....   [tags: Study Proposal]

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The Impact of Celebrities and the Media on Society

- The Impact of Celebrities and the Media on Society Music has been around for quite some time, and it appears to will be around forever. It has captured the minds and souls of many people, from all the different races and cultures. People nowadays, in particular teenagers, are obsessed with music and the music world. They go as far as idolizing their favorite artist or artists. They walk like them, they talk like them, and they even dress like them. Obsessions such as these, in particular the dressing like these artists, aren't bad, but they do have consequences, which people fail to realize....   [tags: Papers]

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