Science
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4,610 Essays on Science. Documents 4,381 - 4,410
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Venus
Venus is the second planet from the sun and the sixth largest. Venus’ orbit is the most circular of any planet, with an eccentricy of less than 1%. Venus, perhaps because it is the brightest of planets known to the ancients, Is named after the Greek goddess of love and beauty. The planet of Venus has been known since prehistoric times and is the brightest object in the sky with the exception of the sun
Rating:Essay Length: 758 Words / 4 PagesSubmitted: December 18, 2009 -
Venus
Joe Landis Block 1 Mr. Craft Research Report Joe Landis i The Planet Venus iii Introduction iii The Surface iii The Atmosphere iii Volcanoes v Magellan Mission v Work Cited Page vii The Planet Venus Introduction The planet we know as Venus is the second planet from the Sun in our solar system. The Planet is also the brightest if we were looking at it from earth. According to a some information I have
Rating:Essay Length: 1,015 Words / 5 PagesSubmitted: February 17, 2010 -
Verslag Sk
Inleiding Bij deze proef maken we gebruikt van destillatie. Dat is een scheidingsmethode die berust op verschillen van kookpunten van de componenten van het mengsel. Je verhit het mengsel en dan zal de stof et het laagste kookpunt eerst verdampen. De ontwijkende damp van die stof wordt dan opgevangen en afgekoeld. hierdoor condenseert de damp, waarna de zo verkregen vloeistof kan worden opgevangen. Zo heb je een mengsel gescheiden in 2 vloeistoffen. Doel Het scheiden
Rating:Essay Length: 342 Words / 2 PagesSubmitted: November 13, 2009 -
Vertical Analsis
Martin Manufacturing Company Historical Ratios RATIOS ACTUAL 2001 ACTUAL 2002 ACTUAL 2003 INCREASE (DECREASE) INDUSTRY AVERAGE Current ratio 1.7 1.8 2.5 0.7 1.5 Quick Ratio 1.0 0.9 1.3 0.4 1.2 Inventory turnover (times) 5.2 5.0 5.3 0.3 10.2 Average collection period (days) 50.0 55.0 58.0 3.0 46.0 Total asset turnover (times) 1.5 1.5 1.6 0.1 2.0 Debt Ratio (%) 45.8 54.3 57.0 2.7 24.5 Times interest earned ratio 2.2 1.9 1.6 (0.3) 2.5 Gross profit
Rating:Essay Length: 581 Words / 3 PagesSubmitted: February 11, 2010 -
Veterinarians
Veterinarians David Mastin English 10 # 208 May 10, 2001 Mrs. Henderson The topic I chose was veterinarians. What is a vet (short for veterinarian)? “Vets are animal doctors” says Dee Ready. They care for sick animals. “Just as people visit the doctor when they are sick, animals need help of doctors too” says Betsy Imershein. What do veterinarians do? The vet may operate, fix a broken bone or give an animal a shot. Whatever
Rating:Essay Length: 647 Words / 3 PagesSubmitted: January 18, 2010 -
Viability and Usefulness of Broadcast Burning
Introduction There was a time that broadcast burning was a popular method of forest management to control fuel buildup, control competing vegetation, and as a site preparation technique. Despite the benefits that broadcast burning has shown, its popularity in BC has declined for three main reasons. 1. Increased use of other techniques for reforestation (e.g., mounding, or disc trenching) and other forest management systems (e.g., management of riparian zones and wildlife tree patches), which restrict
Rating:Essay Length: 1,220 Words / 5 PagesSubmitted: May 23, 2010 -
Victim Mentality
What does the future hold for us? No one knows, no one knows for sure, only God. With anticipation and optimism we view it as a variety program or better yet as smooth road with bumps every let’s say million miles throughout which a myriad of events take place that can be both positive and then again not so positive. However, a person should always tend to look at their future with a constructive and
Rating:Essay Length: 1,648 Words / 7 PagesSubmitted: December 26, 2009 -
Vinegar
Who’s been cheating on the vinegar? Aim: To investigate if the vinegars have been diluted by working out their concentrations. Scientific Background: Vinegar is an acid and there fore can be neutralised by an alkali. Acid + Alkali а salt + water Hydrochloric acid + Sodium Hydroxide а Sodium chloride + water Vinegar is a weak acid and therefore it only partially ionises in solution. CH3COOH Яа CH3COO- + H+ An alkali such as Sodium
Rating:Essay Length: 987 Words / 4 PagesSubmitted: December 29, 2009 -
Vinegar Analysis
Experiment: Analysis of Vinegar Introduction This is another quantitative analysis experiment. Look at the label of many items. It tells you how much of key substances is there. Vinegar should have the right amount of acetic acid in it for pickling and other household tasks. Tell students-READ THE LABEL. As experienced science students, they can know perform an analysis to determine the acetic acid content of household vinegar. This is representative of how all commercial
Rating:Essay Length: 294 Words / 2 PagesSubmitted: December 22, 2009 -
Violence in Sports
There is no doubt violence exists in sports, famous acts of violence in sports include Mike Tyson biting off Evander Holyfield’s ear in their rematch, and the brawl which had Ron Artest going into the stands and punching spectators. However, depending on the person, I believe that violence plays somewhat a role in sports. I believe violence can be used as an advantage or an outlet for aggression in sports. Sports such as wrestling, football
Rating:Essay Length: 410 Words / 2 PagesSubmitted: December 18, 2009 -
Violence: Animal Cruelty in the United States
Violence: Animal Cruelty in the United States I am so sick of hearing cases on the news, like “Man from Atlanta is facing penalties in Georgia in which a puppy was cooked in an oven” or “Brothers in Atlanta are being charged for putting a puppy in a gas range and turning the gas on.” Animal cruelty is one of the most common types of violence in the United States. It is not as accustomed
Rating:Essay Length: 614 Words / 3 PagesSubmitted: January 29, 2010 -
Viper Fish
The viperfish is one of the fiercest predators of the deep. It’s scientific name is Chauliodus sloani. The viperfish’s name comes from its fang resemblance to the Viper Snake. The viperfish, which typically grows to at least a foot long, has a very large mouth, which opens very widely but is not big enough to contain the fish's long teeth. The viperfish is also bioluminescent, with photophores light-emitting organs on its dorsal fin and along
Rating:Essay Length: 443 Words / 2 PagesSubmitted: February 6, 2010 -
Viral Waterborne Diseases
Viral waterborne diseases occur when water is contaminated and that affected water comes in contact with humans. Drinking water can be contaminated by human or animal feces that contain pathogenic microorganisms which cause water borne diseases and viruses. In developing countries four-fifths of all of the illness are caused by water-borne diseases with diarrhea being the leading cause of childhood death. Flood waters can carry many harmful diseases and viruses, including raw sewage, and chemical
Rating:Essay Length: 1,056 Words / 5 PagesSubmitted: May 24, 2010 -
Virtual Colonoscopy
What is CT Colonography? CT imaging uses special x-ray equipment to produce multiple images or pictures of the inside of the body and a computer to join them together in cross-sectional views of the area being studied. The images can then be examined on a computer monitor or printed. CT colonography uses CT scanning to obtain an interior view of the colon (the large intestine) that is ordinarily only seen with an endoscope inserted into
Rating:Essay Length: 1,148 Words / 5 PagesSubmitted: December 17, 2009 -
Virtual Reality
Virtual reality as of recent, while still extremely new, has become the topic of many opposing viewpoints. It has caught the eye of the general public for several reasons. Perhaps, this is mainly because of all the possibilities which virtual reality creates. Note that the possibilities are not pre- determined as either good or bad, mainly because there are many different opinions to the future of this developing technology. However, despite the controversy this new
Rating:Essay Length: 1,435 Words / 6 PagesSubmitted: March 2, 2010 -
Virulent Dengue Viruses
Virulent Dengue Viruses This is an in depth comparison between the 4 strains of Dengue Fever. The research documented here was designed to try to determine which strains are the most common, virulent and contagious, and their affects on humans. Dengue fever is the most common mosquito transmitted disease in humans and also potentially life threatening. With their being no current laboratory or animal models of this disease available for study, the pathology and growth
Rating:Essay Length: 718 Words / 3 PagesSubmitted: December 2, 2009 -
Virus
It’s that time of year again, from the sniffles and sneezes to a sore throat and annoying cough, the common cold usually catches up with us at one point or another. The common cold is a viral infection in the upper respiratory tract, such as the nose. (Gwaltney and Hayden) The common cold is a very familiar infectious disease all around the world especially in the United States because it is contagious. In order to
Rating:Essay Length: 308 Words / 2 PagesSubmitted: February 1, 2010 -
Viscometers and Fluids
As per your request, an investigation into the viscosity of olive oil, ketchup, and several sugar solutions was conducted. A total of 28 tests were conducted at various spindle speeds. Viscosity can be described as the resistance to flow. When a shear stress is applied to a fluid, its layers slide past one another causing internal friction in. Viscosity is the measure of this internal friction. It is also often thought of as a fluid’s
Rating:Essay Length: 738 Words / 3 PagesSubmitted: January 29, 2010 -
Vitamin C
Introduction Vitamin C is one of the most important vitamins. Without vitamin C, human life would not be on this planet today. It does many positive things in the human body. It increases recovery time from illnesses such as colds. It helps to prevent free radical damage and collagen glycation, which cause the body to age much faster than it usually should. It also helps to prevent major diseases, like scurvy, which results from
Rating:Essay Length: 1,595 Words / 7 PagesSubmitted: February 2, 2010 -
Vitamin C Content of Apple Juice
Introduction Complete lack of ascorbic acid (a.k.a Vitamin C) in the diets of humans and other primates leads to a classic nutritional disease, scurvy. This disease was widespread in Europe during the fifteenth and sixteenth centuries, but it is rare today. Ascorbic acid is widely distributed in nature, but it occurs in extremely high concentrations in citrus and green plants such as green peppers and spinach. Ascorbic acid can be synthesized by all plants and
Rating:Essay Length: 742 Words / 3 PagesSubmitted: May 24, 2010 -
Vitamin E
Vitamin E is a fat-soluble vitamin found in vegetable oil, nuts, leafy green vegetables and whole-wheat flour. Vitamin E is an antitoxin that protects your cells against the potentially damaging byproducts of your body’s metabolism. The daily amount of Vitamin E that should taken by a healthy adult is 15 mg or 22 IU (International Units). Vitamin E does many good things for our body. It promotes normal growth and development in younger individuals. It
Rating:Essay Length: 321 Words / 2 PagesSubmitted: March 30, 2010 -
Vitamins
WHAT VITAMINS DO FOR YOUR BODY 1. Vitamin A helps you see in color, from the brightest yellow to the darkest purple. In addition, it helps you grow properly and aids in healthy skin. (5) 2. Vitamin A also speeds up the production and activity of your white blood cells, helps to remodel bone, maintains the health of endothelial cells (the lining the body's interior surfaces), and controls cell growth and division. (1) 3. Vitamin
Rating:Essay Length: 804 Words / 4 PagesSubmitted: December 4, 2009 -
Vitamins Facts
VITAMINS Vitamins, a group of organic substances required in our diets in small amounts for growth and nutrition, are usually found in foodstuffs or taken as supplements. Yet vitamins probably present a wider gap between myth and reality in the layman's understanding than almost any other area of our diet. Surveys have found that while a majority of Americans do take vitamin supplements on a regular or occasional basis for reason of health concerns,
Rating:Essay Length: 1,445 Words / 6 PagesSubmitted: May 16, 2010 -
Vitro Fertilization
In Vitro Fertilization (IVF), is the procedure whereby human babies are conceived, not in the womb but in a test tube or a Petri dish. This procedure has become one of the greatest developments in the world of medical technology. In Vitro Fertilization has given infertile couples the chance to conceive and bear a child from a full term of pregnancy. Without this procedure, their infertility would render them childless. There are many aspects of
Rating:Essay Length: 1,986 Words / 8 PagesSubmitted: November 18, 2009 -
Vnt Turbo
VNT turbo " The Garret Aviation VNT-25 The idea of forced air induction by turbine, or turbo, is not new and has it's mass production roots in WWII fighter planes. What is new, however, is its application to passenger automobiles. Unlike a near constant high RPM fighter engine, an automobile requires wide-open throttle (WOT) power availability throughout its entire operating range. Previous automotive turbo applications acted like an on-off power switch with a five second
Rating:Essay Length: 1,475 Words / 6 PagesSubmitted: December 3, 2009 -
Vocab Words Digestive System
Digestive System Amylase: any of a widely distributed class of enzymes that catalyze the hydrolysis of starch, glycogen, and related polysaccharides to oligosaccharides, maltose, or glucose. Bile: a bitter, alkaline, yellow or greenish liquid, secreted by the liver, that aids in absorption and digestion, esp. of fats. Epiglottis: a thin, valve like, cartilaginous structure that covers the glottis during swallowing, preventing the entrance of food and drink into the larynx. Esophagus: a muscular passage connecting
Rating:Essay Length: 338 Words / 2 PagesSubmitted: January 27, 2010 -
Voice Gene
TABLE OF CONTENTS Executive Summary - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2 1.0 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Rating:Essay Length: 2,871 Words / 12 PagesSubmitted: January 9, 2010 -
Voice Recognition
A Speech Recognition Project Abstract Voice Recognition is a facinating field spanning several areas of computer science and mathematics. Reliable speech recognition is a hard problem, requiring a combination of many techniques, however modern methods have been able to achieve an impressive degree of accuracy. This project attempts to examine those techniques, and to apply them to build a simple voice recognition system. The project was started with three goals in mind. First, to be
Rating:Essay Length: 2,711 Words / 11 PagesSubmitted: May 3, 2010 -
Volcano
VOLCANO [volcano] vents or fissures in the earth's crust through which gases, molten rock, or lava , and solid fragments are discharged. Their study is called volcanology. The term volcano is commonly applied both to the vent and to the conical mountain (cone) built up around the vent by the erupted rock materials. Volcanoes are described as active, dormant, or extinct. The soil resulting from decomposition of volcanic materials is extremely fertile, and the ash
Rating:Essay Length: 324 Words / 2 PagesSubmitted: April 13, 2010 -
Volcano
On one cloudless September night, I was heading to my home in Rochester from Buffalo. On the way home, I merged onto I-390 N from I-90 E and saw a lot of the Northern part of the sky. Once it was time to come back to school I decided to leave at a later hour in the day. It was around 9:00pm as I got onto I-590 S from NY-590 S which gave me plenty
Rating:Essay Length: 477 Words / 2 PagesSubmitted: June 13, 2010