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4,609 Essays on Science. Documents 3,721 - 3,750

  • Stream Flow Project

    Stream Flow Project

    Hypothesis: I believe that the water will increase due to the discharge at transects B and D, but will lose water in between transects B and C, but not enough to make the river loss more than it gains. The excel spreadsheet gave me the distance from the shore, depth, and the average velocity. I used mathematical formulas on excel to figure out my answers. I thought that the water would increase at transects B

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    Essay Length: 433 Words / 2 Pages
    Submitted: January 13, 2010 By: David
  • Stress Response in Tb

    Stress Response in Tb

    Summary Mycobacterium tuberculosis is a successful pathogen that over- comes numerous challenges presented by the immune system of the host. This bacterium usually establishes a chronic infection in the host where it may silently persist inside a granuloma until, a failure in host defenses, leads to manifestation of the disease. None of the conventional anti-tuberculosis drugs are able to target these persisting bacilli. Development of drugs against such persisting bacilli is a constant challenge since

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    Essay Length: 1,543 Words / 7 Pages
    Submitted: December 24, 2009 By: Monika
  • String Theory

    String Theory

    Throughout history, scientists and philosophers have asked questions regarding �where did the world come from’ or �what is the world made of’. Mankind as a whole is entering a new age of learning and discovery and scientists are making attempts to answer such questions with the help of new technologies that until recently were not available. The theory that tiny, one-dimensional strands of energy called strings make up everything we see and feel is the

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    Essay Length: 1,002 Words / 5 Pages
    Submitted: November 16, 2009 By: Mikki
  • String Theory

    String Theory

    INTRODUCTION This document is for persons who have received their graduate degree in theoretical physics and are looking to make their way into the concentration of superstring theory, and what postgraduate mathematics courses are required to do so. Supersting theory is one of the latest forms of theoretical physics and a popular topic with today’s society. However, because of the highly advanced nature of the mathematics involved with Supersting theory, two postgraduate forms of mathematics

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    Essay Length: 1,756 Words / 8 Pages
    Submitted: November 17, 2009 By: Jack
  • String Theory

    String Theory

    String theory is defined by Merriam-Webster as, “A physical theory in which one-dimensional loops travel through space and also merge and lyse as time elapses. This is in contrast to ordinary quantum field theory, which predicts point particles that emit and absorb each other. String theory is a candidate for a Theory of Everything.” String theory would solve the long fight between Einstein’s theory of relativity and Quantum Physics. String theory proclaims that everything

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    Essay Length: 897 Words / 4 Pages
    Submitted: March 18, 2010 By: Mikki
  • Stroke

    Stroke

    OUTLINE I. Introduction II. What is a stroke? A. Symptoms of a stroke B. Factors leading to strokes 1. Medical conditions that increase your stroke risk 2. Controllable risk factors 3. Uncontrollable risk factors III. Diagnose and treatment A. How a stroke is diagnosed . The status of stroke: Statistical information B. Treatment steps C. Preventing another stroke IV. The effects of a stroke V. Conclusion I. INTRODUCTION The brain controls our body movements, processes

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    Essay Length: 4,260 Words / 18 Pages
    Submitted: April 21, 2010 By: Jessica
  • Stroke

    Stroke

    STROKE Stroke Marcus Alvarado University of Maryland University College Stroke Approximately 795,000 strokes are reported in the U.S. each year, ranking No. 5 of all causes of death, in which, approximately 60% of those deaths occurred outside of a hospital (Benjamin et al., 2017). The number of adults who ever had a stroke is 6.5 million, which is 2.7 percent of all adults (“Cerebrovascular Disease,” 2017). A stroke results from an inadequate supply of blood

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    Essay Length: 2,306 Words / 10 Pages
    Submitted: July 10, 2017 By: Todeepn2it
  • Stroke Rehabilitation - a Student Nurses Case Study.

    Stroke Rehabilitation - a Student Nurses Case Study.

    Topic: Stroke Rehabilitation The aim of this assignment is to introduce the author (student) to the multifaceted role of rehabilitation, which affects most patients at some time in their treatment and to facilitate their awareness and understanding of the role of nurses within the team. The principles of rehabilitation will be approached through consideration of patient needs. The author will use the Rooper, N.Logan and Tierney model of nursing (2000) for daily activities of

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    Essay Length: 884 Words / 4 Pages
    Submitted: January 17, 2010 By: Jessica
  • Strokes

    Strokes

    Stroke is the third leading cause of death, behind heart disease and cancer. Each year, about 700,000 people suffer a stroke. About 500,000 of these are first attacks, and 200,000 are recurrent attacks. Strokes killed 275,000 people in 2002 and accounted for about one of almost 15 deaths in the United States. At all ages, 40,000 more women than men have a stroke. 28% of people who suffer stroke in a given year are under

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    Essay Length: 578 Words / 3 Pages
    Submitted: December 7, 2009 By: Jon
  • Structural Engineering Mishaps and Disasters

    Structural Engineering Mishaps and Disasters

    Structural Engineering Mishaps and Disasters Hindenburg: An Unnecessary Disaster In the 1930s airships, better known today as “blimps”, were the main source of air travel. During this time, the airships were used for various different reasons such as: bombing enemy targets, patrolling coastal areas, escorting naval ships during the night or through unsafe bodies of water, or used to make luxury flights across the Atlantic. The Hindenburg was believed to be the biggest and most

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    Essay Length: 526 Words / 3 Pages
    Submitted: June 1, 2010 By: Mikki
  • Structure of the Eye and Ear

    Structure of the Eye and Ear

    iffany Goff Margaret Jenkins General psychology 7/11/04 Structures of the eye and ear We use our ears for the hearing sense, and we use our eyes for vision. Both are very important senses and would be hard to get along without. We rely on hearing for communication, navigation, entertainment and many other purposes Now for our eyes we use them for vision, their like our own personal camera’s, both have and use lens to focus

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    Essay Length: 1,230 Words / 5 Pages
    Submitted: November 25, 2009 By: Stenly
  • Structure of the Heart; Function of the Heart; Diseases of the Heart ; History of Heart Research; Hearts in Other Animals

    Structure of the Heart; Function of the Heart; Diseases of the Heart ; History of Heart Research; Hearts in Other Animals

    Editors' Picks Great books about your topic, Heart, selected by Encarta editors Related Items * Aorta * Artery more... Encarta Search Search Encarta about Heart Also on Encarta • 7 tips for funding an online degree • How to succeed in the fashion industry without being a top designer • Presidential Myths Quiz Advertisement Click Here! Heart Encyclopedia Article Find | Print | E-mail | Blog It Multimedia House MiceHouse Mice 29 items Article Outline

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    Essay Length: 877 Words / 4 Pages
    Submitted: November 24, 2009 By: Fatih
  • Struggle of Existence

    Struggle of Existence

    Charles Darwin in his book On Natural Selection surely states that he is convinced that the whole economy of nature, with its specifics on distribution, rarity, profusion, extinction, and variation are displaced and misunderstood through the face of nature. It is through the “struggle of existence” which he explains his understanding and why the world is lived through such a diversified way, also called Natural Selection. He likes to use the example: “ A plant

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    Essay Length: 494 Words / 2 Pages
    Submitted: March 23, 2010 By: Tommy
  • Sts Connections-Reproductive Technology

    Sts Connections-Reproductive Technology

    STS Connections-Reproductive Technology The driving force in today’s world is technology; it has opened the doors of opportunity and allows us to do many things that were once conceived imaginable. In-vitro fertilization, fertility drugs, artificial insemination, contraception and surrogacy are just some of the major technological and medical breakthroughs that occurred in today’s world. With the power of technology comes the great responsibility of monitoring it. Where do we draw the line between morally right

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    Essay Length: 1,833 Words / 8 Pages
    Submitted: March 27, 2010 By: Wendy
  • Study Guide for Chapters 1-3

    Study Guide for Chapters 1-3

    Study Guide for Chapters 1-3 Chapter 1 Ecology-Study of interactions of living organisms with one another and with their nonliving environment of matter and energy; the study of structure. Environmental Science-An interdisciplinary study that uses information from the physical sciences and social sciences tolerant how the earth works. Sustainable Society- A society that manages the economy and population size without doing irreparable environmental harm by overloading the planets ability to absorb envoi mental insults,

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    Essay Length: 312 Words / 2 Pages
    Submitted: February 7, 2010 By: Mikki
  • Study of the Ballistic Pendulum

    Study of the Ballistic Pendulum

    Introduction: The study of the ballistic pendulum began with Benjamin Robins in the early 1700’s. Robins was an English mathematician and writer on ballistics, and used this testing apparatus for the evaluation of the strength of gunpowder and the measurement of air resistance (Calvert, 2006). At the time of the American Revolution a loyalist named Benjamin Thompson also utilized and expanded the use to the ballistic pendulum. He further evaluated the efficiency of gunpowder. He

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    Essay Length: 343 Words / 2 Pages
    Submitted: March 5, 2010 By: Stenly
  • Studying of Alzheimer's Disease

    Studying of Alzheimer's Disease

    Introduction AlzheimerЎ¦s disease (AD) was first reported and named after the patient in 1907, Alois Alzheimer. It is the leading cause of dementia in the world, affecting 12 million people worldwide. Symptoms of the disease include memory loss, temporal and geographic disorientation, resulting failure to maintain balance of self, impairment of judgment, deterioration of problem solving, and deterioration of language abilities. AD is caused by the formation of plaque and neurofibrillary tangles (NFTs) leading to

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    Essay Length: 2,984 Words / 12 Pages
    Submitted: January 5, 2010 By: Andrew
  • Studying Samples of Water from Different Sources to Find Pollutants

    Studying Samples of Water from Different Sources to Find Pollutants

    Title: Studying samples of water from different sources to find pollutants. Introduction: In this lab experiment I will understand what types of pullants are commonly found in certain types of water samples. In each of the water samples I am looking to find any of the seven listed pollutants, the pollutants are: pesticides, fertilizer, lead, mercury, bacteria, fuel residue, and sulfer. I am testing each of these samples for all of these different pollutants. I

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    Essay Length: 924 Words / 4 Pages
    Submitted: November 11, 2009 By: Jon
  • Successfully Navigating the Turbulent of a Large-Scale Erp Implementation

    Successfully Navigating the Turbulent of a Large-Scale Erp Implementation

    C:\Users\user1\KLU\Admin\KLU Logo_2c_RZ.jpg Successfully Navigating the Turbulent of a Large-Scale ERP Implementation M.Sc. Global Logistics Kühne Logistics University Supervisor: Prof. Dr. Joern Meissner Module: Information Systems and Decision Science Name of Students: Lobanets V., Laptev V., I. Flores Hurtado Date of Submission: 14-04-2015 ________________ Executive summary Bombardier’s massive ERP implementation was very methodic and tediously planned to ensure success. They targeted specific challenges like quick access to important data and transparent communication between different business entities.

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    Essay Length: 2,420 Words / 10 Pages
    Submitted: February 3, 2016 By: Вовка Лаптев
  • Succession and Natural Selection

    Succession and Natural Selection

    I believe the succession of the ecosystem that I viewed is a secondary succession. The reason that I believe that it is a secondary succession is because there was already soil and vegetation present. Also in a primary succession there is no soil, only bare rock. A secondary succession happens after a disturbance destroys the existing vegetation. Secondary succession then repairs by growing new vegetation. This process may take many years to occur but once

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    Essay Length: 254 Words / 2 Pages
    Submitted: December 23, 2009 By: Fatih
  • Succession Lab

    Succession Lab

    Succession, the process of a community changing over time, can be broken down into sub groups such as ecological, primary, pond, and secondary. Ecological succession being the most basic. In the Succession Lab, we observed a community in a ecosystem. As we recorded the data each class, we observed that succession takes place with rapid speed for in each observation, a new specimen is identified. A niche is how the organisms live, what their role

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    Essay Length: 736 Words / 3 Pages
    Submitted: January 12, 2010 By: Venidikt
  • Sucrose Concentrations

    Sucrose Concentrations

    Plan a procedure that will allow you to compare quantitavely the glucose concentration in fresh samples of orange, lemon and grapefruit juice. Aim: The aim of this investigation is to produce a set of data which will enable comparison of the glucose concentrations of orange, lemon and grapefruit juice. Research: Benedict’s Reagent is a mixture of sodium compounds and copper sulphate. The copper ions are reduced by fructose (a reducing sugar) to form copper oxide,

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    Essay Length: 405 Words / 2 Pages
    Submitted: November 10, 2009 By: Jon
  • Sudden Infant Death Syndrome - Research Paper

    Sudden Infant Death Syndrome - Research Paper

    Abstract Sudden Infant Death Syndrome remains the leading cause of post-neonatal mortality (under the age of one) in developed countries. The causes of Sudden Infant Death Syndrome have been puzzling and research is being conducted to solve this catastrophic problem. Having a child under the age of one makes me very concerned, along with any other parent(s), that the possibility of SIDS could affect any infant at anytime, SIDS does not discriminate. I am seeking

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    Essay Length: 1,813 Words / 8 Pages
    Submitted: December 25, 2009 By: Top
  • Sudden Sensorineural Hearing Loss

    Sudden Sensorineural Hearing Loss

    Sudden Sensorineural Hearing Loss Imagine waking up tomorrow feeling dizzy, nauseous, and your ears just will not stop popping. What is wrong? After about two weeks of experiencing this all the time, you go to doctor after doctor trying to find out what in the world is wrong with you. Soon, you find your self at an otolaryngologist, a doctor that specializes in the inner ear. He finally diagnoses you with Sudden Sensorineural Hearing Loss

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    Essay Length: 1,037 Words / 5 Pages
    Submitted: May 15, 2010 By: Monika
  • Suffering

    Suffering

    In many places throughout the world and almost every person on the planet people go through or witness suffering and death everyday. I have experience and lived through suffering. Many people have different explanations for the reason of these terrible things but could this happen to benefit us. Martin Luther king say’s suffering is creative and redemptive but not in the original meanings we think. The meaning I associate with suffering is an uncomfortable

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    Essay Length: 453 Words / 2 Pages
    Submitted: November 15, 2009 By: Kevin
  • Sugar

    Sugar

    Most sugar somes from sugar cane, about 55%. Sugar cane is a kind of grass that grows to the height of about 16 feet. It can onlt grow in tropical regians near the equator. It is usually cut by hand witha machete. It is then taken to prossecing plants to be refined. They statrt by pressing the cane to extract the juice, and then boiling the juice until it begins to thicken and sugar begins

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    Essay Length: 416 Words / 2 Pages
    Submitted: January 19, 2010 By: Andrew
  • Sumartran Tsunami

    Sumartran Tsunami

    On December 26, 2004 a wave of destruction hit the coasts along the Indian Ocean, affecting lives all over the world. Not only did this disaster bring about a world wide relief effort, but caused a reevaluation of the lack of warning systems in place for many regions threatened by seismic activity and potential devastating coastal impact of seafloor earthquakes. Six months later, information abounds in text, television, and periodicals for any lay person to

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    Essay Length: 1,497 Words / 6 Pages
    Submitted: December 11, 2009 By: Jon
  • Sunlight and Stars

    Sunlight and Stars

    Sunlight and Stars Team C University of Phoenix SCI350 Alex Bukreyev July 9, 2006 Sunlight and Stars Our Sun is the star in the center of our solar system and accounts for more than 90 percent of the solar system’s mass. Our team will take a look into the different aspects of our Sun and how we study and learn from such a bright star that is basically nothing more than a ball of

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    Essay Length: 1,991 Words / 8 Pages
    Submitted: February 2, 2010 By: Edward
  • Sunspot Marks the Start of New Solar Cycle

    Sunspot Marks the Start of New Solar Cycle

    Sunspot marks the start of new solar cycle According to Emily Baldwin, posted on March 4th, 2008 the new year welcomed the beginning of a new solar cycle, with the first sunspot of Cycle 24 observed on January 4th. The prior solar cycle, Cycle 23, has been winding down for several years, with hardly any sunspot movement at all. Cycle 24 has been slow getting on track compared to the average over the last few

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    Essay Length: 459 Words / 2 Pages
    Submitted: February 10, 2010 By: Fonta
  • Supplementary Chemicals

    Supplementary Chemicals

    Acetone Acetone is a colourless liquid with a sweet odour. It is readily soluble in water, ethanol, ether and many other substances. The melting point is -95 C and boiling point is 56 C. It is highly flammable and explosive. Acetone is commonly found in nail polish. Since it is heavier than air, it travels on the ground. The vapour it gives out will irritate the eyes; damage the nervous system, liver, kidneys, gastrointestinal tract

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    Essay Length: 382 Words / 2 Pages
    Submitted: December 13, 2009 By: Vika
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