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 4,051 - 4,080
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The Jordan River
The Jordan River The Middle East region is known not only for its ideological, religious, and geo-political differences and disputes but also for the fact that it is extremely arid. The scarcity of water is connected to meteorologic, geographic and demographic factors. Jordan and Israel are highly dependent upon the Jordan River. Jordan, however, is facing another environmental problem which increases the state's dependency on the water of the Jordan River, (Abu-Taleb, 1994). The need
Rating:Essay Length: 1,045 Words / 5 PagesSubmitted: December 17, 2009 -
The Journey to the Center of the Earth
Over my summer I read Journey to the Center of the Earth. This book was written by Jules Verne. This book was a nineteenth century classic book. This book is about Professor Lindenburk and his nephew Axel. Together they travel across Iceland , and then down through an vanished crater towards a overcast sea where they enter a living past and are confronted with an birth of a man. 1. What science aspects described
Rating:Essay Length: 568 Words / 3 PagesSubmitted: December 9, 2009 -
The K-19 Meltdown
The K-19 Meltdown The K-19 set out to sea on June 18, 1961. Holding a total of 139 sailors, being the massive nuclear submarine that it was the K-19 was still not fully manned. Heading out to sea for a month long war game everyone aboard already suspected something was not right about the sub, many speculated it was cursed from the beginning. The journey began, but not on the right foot. The commander on
Rating:Essay Length: 1,477 Words / 6 PagesSubmitted: June 5, 2010 -
The Kepler Idea: Circles and Stars
The Kepler Idea: Circles and Stars Johannes Kepler was one of the most important scientist of the Scientific Revolution in the middle ages. Kepler was a German astronomer and mathematician of the late 1600’s and early 1700’s. He proved all the planets orbit the sun, and not the sun orbiting the earth. Kepler created three laws, in which he describes the governing motion of the planets. He was committed passionately to circles. He also became
Rating:Essay Length: 661 Words / 3 PagesSubmitted: December 7, 2009 -
The Killer Whale
The Killer Whale The killer whale (Orca) is the largest of ocean dolphins and is considered one of the most widely known types of whale. The killer whale is very recognizable, by its amazing color contrast of black and white and its tall dorsal fin. They are toothed whales with one blowhole and often the top predator in their respective ecosystem. The killer whale is perceived as a competitor for fish resources. There have been
Rating:Essay Length: 347 Words / 2 PagesSubmitted: December 8, 2009 -
The Kolb Learning Cycle
The Kolb Learning Cycle The Kolb Learning Cycle is the process by which students attend to and understand their experiences, and consequently modify their behaviors. The Kolb Learning Cycle is based on the concept that the more a student reflects on a task or a problem, the more often the student has the opportunity to modify and refine their efforts concerning the task or problem. The Kolb learning Cycle contains the following four stages: experiencing,
Rating:Essay Length: 588 Words / 3 PagesSubmitted: November 24, 2009 -
The Kuiper Belt
The Kuiper Belt The Kuiper Belt is a thick ecliptic band which contains over 200 million small, icy objects. These objects, known as the Kuiper Belt Objects or trans- Neptunians, were discovered in 1992 by Jewitt and Lu. The first Kuiper Belt Object discovered in 1992, is QB1 (1992) and is 150 miles wide. The Kuiper Belt is about 30 AU to 50 AU away from the Sun. The Kuiper Belt is very important because
Rating:Essay Length: 313 Words / 2 PagesSubmitted: December 10, 2009 -
The Leatherback Turtle
The leatherback turtle is one of the most unique sea turtles; it’s almost completely pelagic, migrates impossible distances and is the largest turtle in the world. And it’s disappearing. The Endangered Species Act has put the Leatherback on the map, but the road to recovery is uncertain for this gentle giant. The plan covers the breeding populations within the US, and parts of Mexico, but most of the Central America, Southeast Asia and the
Rating:Essay Length: 597 Words / 3 PagesSubmitted: January 12, 2010 -
The Lemur and the Gibbon
Where did we come from? A question that will always be asked by every human on this planet. Some say that we are of God’s creation and some say that we have gone through a long process called evolution and that humans and apes share a single common ancestor. Here I am going to compare and contrast between two of my favorite types of animals: The Lemur and the Gibbon. What is a Lemur? Ask
Rating:Essay Length: 998 Words / 4 PagesSubmitted: February 18, 2010 -
The Life Cycle of an Erythrocyte
The diameter of a typical human erythrocyte is 6-8 µm. Adult humans have roughly 2-3 Ч 1013 red blood cells at any given time (women have about 4-5 million erythrocytes per cubic millimeter of blood and men about 5-6 million). Red blood cells are thus much more common than the other blood particles: about 4-11 thousand white blood cells per cubic millimeter, and about 150-400 thousand platelets per cubic millimeter. The red blood cells store
Rating:Essay Length: 329 Words / 2 PagesSubmitted: November 27, 2009 -
The Life Cycles of Stars
The Life Cycles of Stars In the universe, there are hundreds of billions of stars. They are formed when gas and dust from space “clump” together. As the mass grows larger, gravity takes over and a core begins to form. The core becomes extremely dense and this compaction causes temperatures within it to rise to the point where nuclear fusion (the burning of hydrogen in a chain reaction) can begin. The heat generated by fusion
Rating:Essay Length: 1,209 Words / 5 PagesSubmitted: January 8, 2010 -
The Life of a Star
The Life of a Star One night while little Jimmy was out camping with his father, he asked his father how a star is made? And his father said there are high-mass stars, intermediate-mass stars, and low-mass stars. The life cycles of stars follow three general patterns each associated with a range of initial mass. Much like human beings stars have a life cycle, they go threw birth, evolution, and death. And little Jimmy said
Rating:Essay Length: 701 Words / 3 PagesSubmitted: December 3, 2009 -
The Link Between Obesety and Type II Diabetes
Diabetes is a devastating and potentially life threatening disease that affects thousands of Americans each year. The fact of the matter is that although it impacts the lives of thousands of people, there still remain questions about the disease that need to be answered. One of the hot topics of today’s scientific research is whether or not there is a link between obesity and type II diabetes. Type II diabetes is a chronic metabolic condition
Rating:Essay Length: 1,629 Words / 7 PagesSubmitted: March 9, 2010 -
The Liver - Facts and Functions
The Liver: Facts, Functions, and Structure of Justin Amos Anatomy/ Physiology October 24, 1997 Facts and Functions The liver is the largest organ in the entire, normal human body. It weighs anywhere from 2.5 to 3.3 pounds. With its large size it is also a very resilient organ. Up to 3/4 of its cells can be removed before is ceases to function. It is red-brown organ roughly shaped like a cone. The liver is
Rating:Essay Length: 963 Words / 4 PagesSubmitted: February 1, 2010 -
The Liver and Its Functions
The Liver is the body’s largest gland, weighing about three to four pounds. It is located beneath the diaphragm in the right upper quadrant (RUQ) of the abdominal cavity. Without the liver, our bodies would be poisoned and unfit for us to do anything at all. It is a metabolically active organ responsible for many vital life functions. The primary functions of the liver are: Bile productions and excretion. Excretion of bilirubin, cholesterol, hormones,
Rating:Essay Length: 705 Words / 3 PagesSubmitted: February 9, 2010 -
The Long Awaited Answer to My Unknown
The Long Awaited Answer to my Unknown Johnny Tran August 2, 2006 BIOL 3444-002 Unknown #12 Introduction Bacteria are microscopic unicellular prokaryotic organisms characterized by the lack of a membrane-bound nucleus and membrane-bound organelles. They are remarkably adaptable to diverse environmental conditions and are found in bodies of all living organisms and on all parts of the earth. The purpose of microbial biochemical tests is to identify the unique traits it yields and with
Rating:Essay Length: 1,790 Words / 8 PagesSubmitted: February 20, 2010 -
The Lymphatic System
“In an essay of approximately 500 words, define and discuss the function and importance of the human body’s lymphatic system.” The lymphatic system is a complex network of vessels, ducts and capillaries, which run through out the body. There are many ‘components’ in the lymphatic system, including; lymph fluid, lymphatic vessels, the lymphatic duct, lymph nodes, lacteals and the spleen. The lymphatic system and it’s importance were not recognised until the 1960’s. The lymphatic system
Rating:Essay Length: 489 Words / 2 PagesSubmitted: December 16, 2009 -
The Makeup of Makeup
The Chemical Make Up of Makeup The cosmetic industry in America today is one that makes about $20 billion dollars a year and in 1996, according to Shannon Dortch in “Women at the Cosmetics Counter”, nearly 88% of women aged 18-24 were using some type of makeup every single day. Many women, though, are unaware of how makeup is made and the ingredients applied for color, thickness, and moisture. Most cosmetics contain a mixture of
Rating:Essay Length: 1,132 Words / 5 PagesSubmitted: December 12, 2009 -
The Mechanisms of Lightning
I. Introduction Lighting is a great mystery to many. Many do not know the origin of lightning bolts nor their true strength. Lightning bolts are produced from opposite fields interacting. This can result in dangerous bolts that can have devastating results. The bolts have the capacity to injure many things, including appliances, people, forest, etc. However, although these bolts can have dangerous affects, there are prevention techniqies for lightening. These procedures can protect you, loved
Rating:Essay Length: 1,232 Words / 5 PagesSubmitted: January 1, 2010 -
The Mediated Nurse
THE MEDIATED NURSE What is the nature of media representations of the nurse? What are the implications of these representations? And more importantly, what can be done to proffer a more accurate, if not more positive, image of nurses and nursing. In short, “when the public conjures up the image of the nurse,” as Eileen Meier asks,” what is it?” (1) Media representations of the nurse have, historically, reinforced a range of negative stereotypes. In
Rating:Essay Length: 1,771 Words / 8 PagesSubmitted: January 6, 2010 -
The Mircle of Life - Prenatal Development
Prenatal Development-The Miracle of Life Have you ever thought about what an absolute miracle your life is? Imagine how you came to be. Out of thousands of eggs and millions of sperm, one egg and one sperm united to produce you. Had the union of sperm and egg come a day or even a month earlier or later, you might have been every different, maybe the opposite sex or with blonde hair of longer legs.
Rating:Essay Length: 1,377 Words / 6 PagesSubmitted: February 26, 2010 -
The Moon
Conclusion on the Moon Watch When I first got this assignment I was thinking I am never going to be able to do this every night for a month. I surprised myself once again. This class has made me doubt myself many times but I always seem to pull myself up to do it. I believe I did very well on this experiment and I achieved the purpose. I got finished and I even added
Rating:Essay Length: 354 Words / 2 PagesSubmitted: March 10, 2010 -
The Moon
The Moon, of course, has been known since prehistoric times. It is the second brightest object in the sky after the Sun. As the Moon orbits around the Earth once per month, the angle between the Earth, the Moon and the Sun changes; we see this as the cycle of the Moon's phases. The time between successive new moons is 29.5 days (709 hours), slightly different from the Moon's orbital period (measured against the stars)
Rating:Essay Length: 607 Words / 3 PagesSubmitted: March 25, 2010 -
The Most Important Thing I Have Learned in This Class That Every Globalization Advocate Should Know
The Most Important Thing I Have Learned in this Class that Every Globalization Advocate Should Know The globalization of the marketplace is one of the most highly debated arguments in the field of Economics today. There are many sides to this particular argument. Economists’ opinions on the subject vary about as much as night and day. The arguments range form absolute free international trade to hardly any international trade at all. In this essay,
Rating:Essay Length: 1,206 Words / 5 PagesSubmitted: March 25, 2010 -
The Multiplicity Problem
THE MULTIPLICITY PROBLEM Everyday, one can find, in the newspaper or in other popular press, some claim of association between a stimulus and an outcome, with consequences for health or general welfare of the population at large. Many of these associations are suspect at best, and often will not hold up under scrutiny. Examples of such association are: coffee and heart attacks, vitamins and IQ, tomato sauce and cancer, and on and on. Many of
Rating:Essay Length: 3,346 Words / 14 PagesSubmitted: May 6, 2010 -
The Musculoskeletal System
The musculoskeletal system has many functions to it because it is actually two systems that are put together; muscular and skeletal. The organs that are in these systems are skeletal muscles, bones (joints, tendons, and ligaments). By dividing the two systems into different sections, it will make it easier for you, the reader, to understand and make sense of the information. The muscular system functions are to provide movement, protects organs, and production of heat.
Rating:Essay Length: 1,478 Words / 6 PagesSubmitted: January 1, 2010 -
The Mystery of Cloning
Cloning Cloning humans is banned in 23 countries. But scientists and researchers are pushing the technology because they believe that human cloning can bring the future with many benefits. In the United States, 4 states have banned human cloning and the law doesn’t allow any government funding for human cloning research. Researchers and scientists by declaring their intentions of human cloning have challenged many nations to ease up on human cloning for biomedical research. On
Rating:Essay Length: 784 Words / 4 PagesSubmitted: February 7, 2010 -
The Myth the Best in World
Title of article: The Myth of �Best in the World’ Name of Magazine: Newsweek Date of magazine: March 31, 2008 Recall: Infant mortality rate in the United States is seven per 1,000. Medical costs in the country are the highest in the world. U.S. is 28th position in the World Health rank. Summary: This article was written to reveal the reality of medical care in the United States. People with health insurance believe the U.S.
Rating:Essay Length: 298 Words / 2 PagesSubmitted: February 21, 2010 -
The Nature of Dark Matter
The Nature of Dark Matter We observe the universe around us through many scientific means. However it is through the electromagnetic spectrum, that is everything from radio waves to gamma waves, that we learn about the objects in our world and beyond. However we can also learn about our universe through indirect means, such as the effect of gravity on light as well as larger objects like our galaxy. In fact it is this indirect
Rating:Essay Length: 333 Words / 2 PagesSubmitted: February 19, 2010 -
The Need for Vitamin E
The Need for Vitamin E The benefits of vitamin E are now fairly well established. Out of a controversial past it has become clear that vitamin E plays important roles as an antioxidant, in your immune system, in preventing heart disease and even in helping prevent cancer. As if this was not enough, the research continues into other beneficial effects that vitamin E may have It is not particularly easy to come by however meaning
Rating:Essay Length: 1,116 Words / 5 PagesSubmitted: June 13, 2010