Science
The scientific world contains a wealth of knowledge that enables mankind to live the way it does. EssaysForStudent.com can help you close the gaps in your knowledge.
4,609 Essays on Science. Documents 1,351 - 1,380
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Effect of Diabetes on Healthcare and Nursing
Effect of Diabetes on Healthcare and Nursing It can be argued that there is no greater health concern in the world, and in particular, the United States than the rapidly increasing number of people diagnosed with diabetes. Relatively recent changes to the diet and lifestyle of the general public have created a “perfect storm” of conditions that seem to perpetuate the onset of diabetes in an increasing number of people on a daily basis. According
Rating:Essay Length: 1,004 Words / 5 PagesSubmitted: January 18, 2010 -
Effect of Space on Human Body
Effect of space on Human body 1) Effect on cardiovascular system Human beings living on Earth are affected by gravity because about two-thirds of our daily activities are standing or sitting. Because of this great amounts of body fluids such as blood pool in the lower part of the body. The human body is equipped with various mechanisms to oppose gravity to maintain sufficient blood flow to the brain. In micro gravity environment, the
Rating:Essay Length: 847 Words / 4 PagesSubmitted: February 3, 2010 -
Effect of Temperature on an Enzyme Controlled Reaction
To investigate the effect of temperature on an enzyme controlled reaction Introduction and planning For the investigation of enzymes, I am going to conduct an experiment to see how temperature can affect the rate of reaction of enzymes by testing it with starch. The enzyme that we are going to use is called amylase. We are going to test this enzyme with starch. By mixing amylase and starch solutions together under different temperature conditions, we
Rating:Essay Length: 488 Words / 2 PagesSubmitted: December 24, 2009 -
Effect of Time Constraint on Test Scores
Claudia Villota-Silva Effect of Time Constraint on Test Scores Previous studies conducted by Pearson education suggests there is little difference between untimed tests and timed tests. Pearson research concludes that their results have demonstrated an understanding of how long timed tests should be to promote effective results from the students. Another study conducted by Joanne M. Tsui and Michèle M. M. Mazzocco suggested that timed tests produced worse scores only when the timed tests were
Rating:Essay Length: 946 Words / 4 PagesSubmitted: October 18, 2015 -
Effective Way of Tutoring
Effective way in Tutoring Students 2004 Outline: A) Introduction B) General discussion 1) Personal Experience 2) Tips on Promoting Student Motivation 3) Advantages and Disadvantages of Tutoring C) Conclusion. Foreword: Tutoring is a tool in helping the children in their academic needs. The tutor guides them in answering their assignments as well as teaching them techniques in solving problems. This paper is aimed at describing tutor functional duties, tips on promoting student motivation, advantages
Rating:Essay Length: 951 Words / 4 PagesSubmitted: March 7, 2010 -
Effectiveness of Standardized Tests.
Maaskant 1 Jennifer Maaskant Ms. Rickard 9th lit/comp AB 2/7/18 Effectiveness of Standardized Tests The efficacy of standardized tests is limited by students cramming and forgetting information, the time-restraint on the tests, and the inaccurate representation of how students perform in college. Standardized tests have started becoming more optional but still play a big role in a student’s academic career. Teens are pressured to do well on standardized tests, so they can get into a
Rating:Essay Length: 610 Words / 3 PagesSubmitted: March 8, 2019 -
Effects of Activators and Ethanol on Fermentation Rates
Effects of Activators and Ethanol on Fermentation Rates In this lab we examined how the rate of fermentation is influenced by the type of substrate, and activators and inhibitors. We used four fermentation tubes in which we separately combined yeast with MgSO4, pyruvate, ethanol, and glucose. At five minute intervals we recorded the volume of gas produced in each fermentation tube. Our results are displayed in the graph. Our results supported the prediction that pyruvate
Rating:Essay Length: 714 Words / 3 PagesSubmitted: December 18, 2009 -
Effects of Alcohol
Alcohol is a very serious and dangerous drug, although it is not treated this way anymore. College students have taken drinking to a new level in which, for many, is very scary. Alcohol is much more dangerous than many would think. Kids see a night of drinking as a great way to have fun and party but do not see the consequences. Getting drunk and even blacking out can lead to many problems. When alcohol
Rating:Essay Length: 1,683 Words / 7 PagesSubmitted: December 13, 2009 -
Effects of Caffeine
Effects of Caffeine Caffeine has been a hot topic in the medical community as of late. Studies have shown that the effects of caffeine are undoubtedly beneficial to people’s health. However, other studies have shown that its effect can have a negative impact on health. So what is caffeine and where do you find it? According to Merriam-Webster’s dictionary, it is “a bitter alkaloid C8H10N4O2 found especially in coffee, tea, and kola nuts and used
Rating:Essay Length: 1,012 Words / 5 PagesSubmitted: January 24, 2010 -
Effects of Climate Change on Water Resources in the Columbia River Basin
Introduction A 9th order river, the Columbia is the fifth largest river in North America in terms of its discharge and basal area. Located in the Pacific Northwest, with the river’s basin encompassing parts of the province of British Columbia, the states of Washington, Oregon, Nevada, Utah, Idaho, Wyoming and Montana, it drains an average of 7,730 m3/s within an area of 724,025 km2 (Stanford and Hauer, 2005). The Columbia River receives the majority of
Rating:Essay Length: 2,582 Words / 11 PagesSubmitted: February 26, 2010 -
Effects of Creatine
The Effects of Creatine Creatine has been used in sports throughout time. Athletes have always had a fascination with being excellent at what they do. With the banning of steroids from competitive sports and the implementation of random drug testing in most sports, most athletes are still somehow hoping to gain an edge on their competition. This edge that they are using is creatine. In order to understand how creatine works, we must discover what
Rating:Essay Length: 1,040 Words / 5 PagesSubmitted: April 23, 2010 -
Effects of Crude Oil Prices
Executive Summary What affect does the price of oil and gas have on the economy? How does this affect the daily lives of the entire population? The preceding questions are the basis for the enclosed report. The primary objective of this report is to give a few reasons as to what causes prices of oil and prices of gas to rise. Among these reasons, speculation of things that may or may not happen, like a
Rating:Essay Length: 5,023 Words / 21 PagesSubmitted: November 11, 2009 -
Effects of Dam Building
Essay - Effects of Dam Building Many people have already dammed a small stream using sticks and mud by the time they become adults. Humans have used dams since early civilization, because four-thousand years ago they became aware that floods and droughts affected their well-being and so they began to build dams to protect themselves from these effects.1 The basic principles of dams still apply today as they did before; a dam must prevent water
Rating:Essay Length: 1,229 Words / 5 PagesSubmitted: January 8, 2010 -
Effects of Diabetes
We live in a toxic environment. Much of what we consume is simply not good for our bodies-it builds up and eventually damages our health. Antioxidant vitamins-vitamins C and E, and beta carotene-may be what we need to "clean up" our systems. Excess sugar in the bloodstream can have very serious side effects. The extra sugar impedes blood flow, causing wounds to heal more slowly and infections to become more virulent. Just how this excess
Rating:Essay Length: 435 Words / 2 PagesSubmitted: November 11, 2009 -
Effects of Early Teenage Pregnancy
Effects of Early Teenage Pregnancy Teenage pregnancy is a serious issue that may seriously impact the future of a young woman. Any teen pregnancy will be a challenge because teenagers don’t have skills needed to handle a pregnancy and motherhood. Patience, maturity and ability to handle stress are needed by pregnant mothers of all ages. A teen pregnancy may also impact the baby and its future. It can impact the babies as studies show that
Rating:Essay Length: 879 Words / 4 PagesSubmitted: February 5, 2017 -
Effects of Global Warming
Global warming and the greenhouse effect are issues discussed by scientists all the time. A natural process that keeps earths temperature at a livable rate is called the greenhouse effect. The energy from the sun warms up the earth when the rays from the sun are absorbed by greenhouse gasses. The gasses then become trapped in the atmosphere. Carbon dioxide, water vapor, methane and nitrous oxide are the most common greenhouse gasses. Greenhouse gases
Rating:Essay Length: 2,484 Words / 10 PagesSubmitted: January 6, 2010 -
Effects of Industrial Age on Wildlife
Effects of Industrial age on wildlife Lab # 1 06/18/05 As humans continue to advance in technology and increase in population it seems to have possible negative effect on the echo system. I am looking at two specific species, The Ivory-billed woodpecker ( Campephilus principalis), believed to already be extinct until resent sightings, (James Owen for National Geographic News April 28, 2005) and Coyotes (Brian Handwerk for National Geographic News June 7, 2005) Animals are
Rating:Essay Length: 450 Words / 2 PagesSubmitted: November 19, 2009 -
Effects of Outsourcing American Jobs to Foreign Countries
Job outsourcing to foreign countries 2 Effects of Outsourcing American Jobs to Foreign Countries The nation’s economy will be adversely affected in areas such as unemployment, Social Security, and even retirement benefits, by the outsourcing of American jobs to foreign countries. This country needs to take a look at some of the ways that outsourcing to foreign countries has affected those who have already lost their jobs due to outsourcing. An article by the
Rating:Essay Length: 1,176 Words / 5 PagesSubmitted: March 21, 2010 -
Effects of Salt on Freezing Point of Water
Blank 1 Blankity Blank Blankity Blank Mr. Blank 4/9/02 Effects of Salts on the Freezing Point of Water In this experiment, you will study the effect that several solutes have on the Freezing Point of water. When a solute is dissolved in a liquid, the temperature at which that liquid freezes decreases, because the molecules of the solute become attached to the water molecules, making it more difficult for the water to form its
Rating:Essay Length: 821 Words / 4 PagesSubmitted: May 8, 2010 -
Effects of Smoking
Effects of Tobacco Smoke Smoking KILLS Every year hundreds of thousands of people around the world die from diseases caused by smoking. One in two lifetime smokers will die from their habit. Half of these deaths will occur in middle age. Tobacco smoke also contributes to a number of cancers. The mixture of nicotine and carbon monoxide in each cigarette you smoke temporarily increases your heart rate and blood pressure, straining your heart and blood
Rating:Essay Length: 312 Words / 2 PagesSubmitted: November 30, 2009 -
Effects of Smoking on the Unborn
The Effects of Smoking on the Unborn There are many risk factors concerning the effects of smoking and the unborn. Medical evidence has established that smoking during pregnancy increases the risks of miscarriage, growth retardation, premature birth, low birth weight, and sometimes even death of the newborn. In April 1995, there was a published study of the effects of smoking during pregnancy that was conducted by the Journal of Family Practice. The study showed that
Rating:Essay Length: 1,049 Words / 5 PagesSubmitted: November 29, 2009 -
Effects of Smoking on the Unborn
The Effects of Smoking on the Unborn There are many risk factors concerning the effects of smoking and the unborn. Medical evidence has established that smoking during pregnancy increases the risks of miscarriage, growth retardation, premature birth, low birth weight, and sometimes even death of the newborn. In April 1995, there was a published study of the effects of smoking during pregnancy that was conducted by the Journal of Family Practice. The study showed that
Rating:Essay Length: 1,049 Words / 5 PagesSubmitted: January 20, 2010 -
Effects of Swing Length, String Length, and Weight on a Pendulum Swing
Abstract A pendulum was constructed and altered with differing weights, swing lengths, and pendulum lengths. The period for each variation was recorded and compared to find the factors that affected the length of the period. It was concluded that the length of the pendulum was the determining factor for the period of the swing. Introduction In 1581, Galileo began studying at the University of Pisa, where his father hoped he would study medicine. While at
Rating:Essay Length: 583 Words / 3 PagesSubmitted: April 4, 2010 -
Effects of Temperature on Catalase Activity
Effects of Temperature and pH on Catalase Activity INTRODUCTION Enzymes are organic catalysts that spur metabolic reactions. The presence of an enzyme within a cell is essential in order for any sort of reaction to take place. All enzymes are complex proteins that act in an organism’s closely controlled internal environment. In such a homeostatic environment, the temperature and the pH (concentration of hydrogen ions), remain within a fairly narrow range. Extreme variations in pH
Rating:Essay Length: 976 Words / 4 PagesSubmitted: April 25, 2010 -
Effects of Wavelength and Light Intensity on Photosynthetic Activity
Effects of Wavelength and Light Intensity on Photosynthetic Activity ABSTRACT The photosynthetic process of eukaryotes revolves around chlorophyll, the substance that give plants their green color. Plants convert light energy into chemical energy by means of photosynthesis. This experiment tests the reaction rates of a chloroplast suspension against variables of wavelengths and light intensity. Both a control and an experimental cuvette were exposed to a range of 450 to 750nm of light and varying intensities
Rating:Essay Length: 1,974 Words / 8 PagesSubmitted: April 7, 2010 -
Effects on the World
Man has had many far-reaching effects on the environment over the years. Global warming, pollution and the damage to the ozone layer are a few of the major things that can be heard about in the news. Man has damaged the earth gradually over the years and this damage cannot be reversed, we are now trying to stop any more damage being caused to the environment. For example, hedgerows have been destroyed but now people
Rating:Essay Length: 2,578 Words / 11 PagesSubmitted: April 5, 2010 -
Efficacy of Homeopathy
“Homeopathy is a fanciful doctrine, which maintains that disordered actions in the human body are to be cured by inducing other disordered actions of the same kind, and this to be accomplished by infinitesimally small doses” (McSherry 89). The fundamental principle of homeopathic treatment is the axiom similia similibus curentur, “the like is cured by the like.” According to the Old English saying, “eat the hair of the dog that bit you.” It is often
Rating:Essay Length: 1,017 Words / 5 PagesSubmitted: January 1, 2010 -
Efficiency of Orem’s Theory of Nursing in Easing the Issue of Obesity in America
OREM’S THEORY IN ALLEVIATING OBESITY IN AMERICA Efficiency of Orem’s Theory of Nursing in Easing the Issue of Obesity in America Name Course Tutor Date Abstract Obesity among American citizens both children and adults has been a common occurrence with current statistics showing that that the problem has reached a crisis. Recent research done indicate that in every three children one of them is obese while the percentage among adults who are obese stands at
Rating:Essay Length: 3,870 Words / 16 PagesSubmitted: April 18, 2016 -
Effincie of a Propellor (in Dutch)
Inhoudsopgave Hoofdstuk 1: Inleiding 1.1 Hoofdvraag 1.2 Deelvragen 1.3 Werkwijze 1.4 Bouwen van de opstelling Hoofdstuk 2: De Propeller 2.1 Geschiedenis propeller 2.2 Techniek gebruikt bij een propeller 2.3 Praktische toepassingen van de propeller Hoofdstuk 3: De invalshoek van de rotorbladen 3.1 Meetwaardes 3.2 Grafiek 3.3 Conclusie Hoofdstuk 4: Het aantal rotorbladen 4.1 meetwaardes 4.2 Grafiek 4.3 Conclusie Hoofdstuk 5: De frequentie van de propeller 5.1 Meetwaardes 5.2 Grafiek 5.3 Conclusie Hoofdstuk 6: Conclusie 6.1
Rating:Essay Length: 2,765 Words / 12 PagesSubmitted: November 12, 2009 -
Egyptian Math
Taras Malsky MT.1102 AB Dr.S.Washburn Egyptian Math The use of organized mathematics in Egypt has been dated back to the third millennium BC. Egyptian mathematics was dominated by arithmetic, with an emphasis on measurement and calculation in geometry. With their vast knowledge of geometry, they were able to correctly calculate the areas of triangles, rectangles, and trapezoids and the volumes of figures such as bricks, cylinders, and pyramids. They were also able to build
Rating:Essay Length: 1,053 Words / 5 PagesSubmitted: February 20, 2010