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 2,461 - 2,490
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Lever Lab Report
Levers Title: Lever Lab Purpose: To observe how a lever can measure mass. Materials and Methods: The materials used in this lab include: -sheet of paper -3 coins (quarter, dime, nickel) -balance -metric ruler First, a data table was prepared to record the results. Then, a lever was made by folding the paper into a strip three centimeters wide by 28 centimeters long. The observer then marked a line two centimeters form one end of
Rating:Essay Length: 504 Words / 3 PagesSubmitted: May 29, 2010 -
Life Cycle of Stars
Life Cycle of Stars Stars take millions of years to form and they come in many types and sizes. Many factors must be taken into consideration regarding the birth of stars. This paper will detail the life cycle of stars. Objects in the Universe remit, reflect and absorb electromagnetic waves in their own unique way. Light or electromagnetic radiation is considered a form of energy. “Visible light is a narrow range of wavelengths of the
Rating:Essay Length: 504 Words / 3 PagesSubmitted: January 26, 2010 -
Life Cycle of the Moon Jellyfish
Life Cycle of the Moon Jellyfish (Aurlia aurita) Kingdom: Animalia Phylum: Cnidaria Class: Scyphozoa Order: Semaeostomeae Family: Ulmariidae Genus: Aurelia Species: aurita Aurlia aurita, commonly called the moon jellyfish, got its name because of its translucent circular bell. The moon jellyfish, Aurlia sp., has a smooth, saucer shaped body with eight lobes along the edge of the bell called the bell margin. Along the bell margin are little cilia, which are referred to as
Rating:Essay Length: 889 Words / 4 PagesSubmitted: January 23, 2010 -
Life Cycle Ofthe Stars
THE LIFE CYCLE OF THE STARS The Life Cycle of the Stars SCI 350 January 12, 2006 Abstract Stars come in many definitions and in many forms today, there are Rock Stars, Movie Stars, There is even star shaped cereal for children but the most important stars we have our in our solar system. Lets look at the stars in the sky and space their origins of birth there attributes of life and there accolades
Rating:Essay Length: 1,435 Words / 6 PagesSubmitted: February 13, 2010 -
Life Death and Property Rights
Case Discussion Life, Death and property Rights Why do most African patients not receive adequate treatments for HIV and AIDS? There are several reasons for the lack of treatment in Africa, a worse infrastructure as well as corruption or the lack of information about the disease. One of the main reasons for the inadequate treatments of HIV and AIDS is the weak infrastructure that Africa has. The health care system in many African countries is
Rating:Essay Length: 1,148 Words / 5 PagesSubmitted: June 5, 2010 -
Life in the Greenhouse
Global warming is an event that will affect many people and animals all over the world. Humans will be affected the most due to global warming due to things like temperature increase. Many people believe that global warming began since the industrial revolution during the 18th century. During this time heat-trapping gases began to load in the atmosphere, gases such as carbon dioxide and methane. Global warming will have many negative consequences to humans, animals,
Rating:Essay Length: 587 Words / 3 PagesSubmitted: February 9, 2010 -
Life of Pi Animal Behavior
TOBI: In his book the “Life of Pi” by Yann Martell, the author makes multiple references to animal behavior. Through this project we have researched each of the four animals: the zebra, Orangutan, Hyena, and the Tiger on their lifestyles and behavior. In order to write this book Yann Martel explained that he had to do a lot of research on zoo biology and animal psychology. In addition he spent 6 months doing research in
Rating:Essay Length: 2,499 Words / 10 PagesSubmitted: April 15, 2010 -
Life on Earth
Life on earth A. Procaryotic Organisms 1. The prokaryotic cell, unlike the eukaryotic cell, is able to survive in an oxygen-deprived, mineral-deprived and vitamin-deprived environment. The normal cells in our body, the eukaryotic cells need oxygen, vitamins and minerals to be able to survive. 2. The classification system of prokaryotes Classification of Prokaryotes Procaryotes can be divided into two distinct groups, archaea and eubacteria. Each group has its own characteristics. The characteristics of the archaea
Rating:Essay Length: 1,977 Words / 8 PagesSubmitted: February 24, 2010 -
Life on Mars
With each passing day, those peppy robots on Mars - Spirit and Opportunity - churn out extraordinary new views of the red planet. Each robot is over a year in operation, relaying a steady stream of eye-catching photos. And more than once, the Mars machinery has sent back an image that stirred up a promising eureka moment: Finding evidence for life on that remote world. A case in point, during a recent run of Spirit
Rating:Essay Length: 914 Words / 4 PagesSubmitted: December 20, 2009 -
Life out There
One of the most common unanswered questions scientists find themselves asking is "Is there life on other planets?" Since the first famously documented UFO sighting in 1947, the idea of extra-terrestrial life has been debated almost non-stop. The subject has inspired many TV programs, such as The X-Files, and films (Mars Attacks, Independence Day, and the Men in Black, Alien, just to name a few). Scientists have come up with many new ideas and ways
Rating:Essay Length: 514 Words / 3 PagesSubmitted: May 29, 2010 -
Life Sciences; Research on Life Sciences Published by Scientists at Northwestern University
Universal bounds is along these line like a very advanced standing rule, any one that concede any of to appeal the amends of accurate direction, externally requiring a accurate injustice. Drawing on the bread and butter breakdown of standing rule, this piece array how UJs capacious allocations of commanding government assistance can compose disqualification aftermath that agonize net all around welfare. At times owners of prosecutorial benefit programs accept not to act on them, or
Rating:Essay Length: 342 Words / 2 PagesSubmitted: December 30, 2009 -
Life Transitions: Necrosis
LIFE TRANSITIONS: NECROSIS 1.0 Introduction Death of cells in the animal body may either occur normally or pathologically (caused by disease). There are three distinct modes of cell death, Necrobiosis, Apoptosis, and Necrosis. The first two are considered as a homeostatic (the ability or tendency of an organism or cell to maintain internal equilibrium by adjusting its physiological processes) mechanism of the body in controlling cell population, renewal of cells, and in the process of
Rating:Essay Length: 1,647 Words / 7 PagesSubmitted: February 20, 2010 -
Lifestyle Analysis Project Part 4
Lifestyle Analysis Project Part 4 By Baylor Pait My activity level that was calculated for my three days’ worth of data was 781 Kcals. The energy balance that I could determine within my body during those three days was calculated by my average caloric intake and estimated caloric need. While my average caloric intake was 1,750 Kcals, my estimated caloric need 2,817 meaning that I was 1,067 Kcals below my caloric need. This meant that
Rating:Essay Length: 810 Words / 4 PagesSubmitted: December 11, 2017 -
Light
“Remember, No matter where you go, there you are” Buckaroo Bonzai Light Light; Its a form of energy, it shows us color and brightness. It travels in space and time. It can show us what stars are made of. It interacts with matter. It is probably one of the most important and interesting things we have learned about so far in class. I am amazed at all the information that is contained within “light”.
Rating:Essay Length: 1,361 Words / 6 PagesSubmitted: February 21, 2010 -
Light Pollution
Light pollution happened slowly at first which was several decades ago it was a process that was hardly noticeable. A light here, a light there, burning way into the dark nighttime realm, helping us see in the darkness when people all their our beds fast asleep. The process still continues today, with little thought ever given to what we are stealing away. Our intentions are good but our methods need adjustment, and they needs to
Rating:Essay Length: 3,085 Words / 13 PagesSubmitted: December 12, 2009 -
Limitations of Human Genome Project : Analyzed Using a Christian Worldview
The Limitations of the Human Genome Project “I would say that the Human Genome Project is probably more significant than splitting the atom or going to the moon.” (Francis Collins) The human genome project, started in 1988, has mapped all the genes in the human body and sequenced them. Researchers are now working on understanding the function of all the genes. This exciting new development in biology has opened up whole new areas in the
Rating:Essay Length: 602 Words / 3 PagesSubmitted: February 22, 2010 -
Linger for the Future
“Look not mournfully into the past. It comes not back again. Wisely improve the present. It is thine. Go forth to meet the shadowy future, without fear.” This is a saying Longfellow read in Germany where his wife died. The words gave him hope for the future, because dwelling in the past can dangerously affect your future, cause insanity, and spawn depression. Human beings during their lives will experience vast amounts of good and bad
Rating:Essay Length: 427 Words / 2 PagesSubmitted: January 3, 2010 -
Links to Non-Hodgkin’s Lymphoma
Possible Links Involving 2,4-D and Non-Hodgkin’s Lymphoma The most widely known and used Herbicide 2,4-Dichlorophenoxyacetic acid (2,4-D), has become a hot topic due to the accusations that it is linked to serious health issues; specifically Non-Hodgkin’s Lymphoma (NHL). In Dennis T. Avery’s book, he states that there is at least one team of researchers in the U.S. that raises questions to whether or not there is a link between 2,4-D and NHL; but after extensive
Rating:Essay Length: 1,093 Words / 5 PagesSubmitted: December 1, 2009 -
Lionfish
MOST WANTED LIONFISH Known as: lionfish, zebrafish, firefish, turkeyfish, red lionfish, ornate butterfly-cod, peacock lionfish, red firefish, pterois volitans, pterois miles Originated from:South Pacific and Indian Oceans Introduced to U.S by: occurred during Hurricane Andrew in 1992, at least six lionfish escaped from a broken beachside aquarium near Biscayne Bay. The lionfish was first found along Florida coasts in the 1990s and are now well established throughout most of the Caribbean, North Carolina, New York
Rating:Essay Length: 378 Words / 2 PagesSubmitted: April 24, 2017 -
Liposuction
Liposuction is a procedure that can help sculpt the body by removing unwanted fat from specific areas, including the abdomen, hips buttocks, tights, knees, upper arms, chin, cheeks, and neck. It can also be defined as the removal of fat from deposits beneath the skin using a hollow stainless steel tube (called a cannula) with the assistance of a powerful vacuum. Liposuction known as “Lipoplasty” has benefited from several new refinements. These new refinement are
Rating:Essay Length: 1,074 Words / 5 PagesSubmitted: November 10, 2009 -
Lise Meitner: The Under Recognized Woman of Physics
Mehria Qarizada May 24, 2005 Physics Professor Fayyazuddin Lise Meitner: The Under Recognized Woman of Physics Lise Meitner was one of the first women who lead the world in the study and advancement of Physics. She was born to Philipp and Hedwig on November 7, 1878 in Vienna. Lise was surrounded by intellects all her life. Indirectly, her father’s profession as a lawyer and her mother’s socializing in the same circles as Sigmund Freud influenced
Rating:Essay Length: 1,055 Words / 5 PagesSubmitted: December 21, 2009 -
Lithosphere
The lithosphere is vital to life on earth. It supports the food webs that sustain life; it provides us with a vast collection of natural resources, and it plays a vital role in the purification of the water we drink. We also depend on it to dispose of some of our wastes. The increasing population within the world has had an impact on the lithosphere and consequently as led to the deterioration of this
Rating:Essay Length: 458 Words / 2 PagesSubmitted: December 17, 2009 -
Litter
Defining “litter” Litter is “carelessly discarded refuse ,” most commonly found on the ground. It can be hazardous, like shards of broken glass, or non-hazardous, like a piece of hair. Because some trash items seem harmless, there is controversy about what should technically be called “litter.” The American Public Works Association defines litter as “…material which, if thrown or deposited, tends to create a danger to public health, safety and welfare.” Regardless of the item(s)
Rating:Essay Length: 716 Words / 3 PagesSubmitted: December 22, 2009 -
Living in the Shadow of Heart Disease
Living in the Shadow of Heart Disease In the United States, every year more than 1 million Americans suffer from a heart attack. This number although it may not seem like a lot, is indeed quite high. Heart disease is a major killer that can in fact be controlled. If more people would watch what they eat, do simple exercises, and restrict physically damaging activities, such as smoking, they could lower their risk of a
Rating:Essay Length: 1,300 Words / 6 PagesSubmitted: January 20, 2010 -
Living with Bipolar Disorder
Living with Bi-Polar Disorder Introduction: What is it like to have Bi-Polar and how does it affect the people around you? I. Bi Polar Disorder A. What is Bi Polar Disorder? B. Treatments for Bi Polar C. Symptoms of Bi Polar II. Who can get Bi Polar? A. How many people are affected? B. What are the ages of the people affected? C. How early can Bi Polar be detected? III. Life with Bi Polar
Rating:Essay Length: 1,349 Words / 6 PagesSubmitted: April 9, 2010 -
Living with Feng Shui
“Your home is your sanctuary,” but, when entered, does the home create feelings of stress and chaos, instead of calming and providing refuge? No matter how much a person cleans, a home can still feel as if it is in constant disarray. The Chinese commonly remedy these complaints by using the art of feng shui. Simple placement of certain objects in mapped areas of a home can bring great respite to an otherwise chaotic environment.
Rating:Essay Length: 1,622 Words / 7 PagesSubmitted: January 14, 2010 -
Living with Narcolepsy
Are You Awake? Living with Narcolepsy People think I’m lazy and sometimes rude. Or just don’t care. I can see how they would get that impression from just looking at me. But people shouldn’t be judged only on first appearances. I wish it was that easy to explain, but it’s not. I have a sleeping disorder called narcolepsy. It’s challenging to live with and has no cure at this time (Dement and Vaughan 205).
Rating:Essay Length: 901 Words / 4 PagesSubmitted: November 26, 2009 -
Location of Hotspots
In geology, the places known as hotspots or hot spots are volcanic regions thought to be fed by underlying mantle that is anomalously hot compared with the surrounding mantle. Their position on the Earth's surface is independent of tectonic plate boundaries. How Hotspot Volcanoes are formed: Plumes of magma rise from the lower mantle and burn through the Earth's lithosphere to create volanic activity on the Earth's surface. An example of a hotspot Hawaii.The hotspot
Rating:Essay Length: 330 Words / 2 PagesSubmitted: November 13, 2017 -
Loctite
Schlieren Pinhole Diameter Calculation Assumptions: • 1 lux is required at the target to create a visible image. This is approximately the same amount of ambient light on a clear night under a full moon. • Lenses and windows have 15% light rejection. For a setup with two lenses and two windows the light intensity is approximately halved. • One quarter of the light from the source actually enters the optics. • The knife edge
Rating:Essay Length: 539 Words / 3 PagesSubmitted: March 26, 2010 -
Loggerhead Sea Turtle
Caretta caretta is commonly called the "Loggerhead" sea turtle due to their overly large heads, which are comprised of a horny beak that is significantly thicker than in other sea turtles. This species is the largest hard-shelled turtle in the world. Loggerhead turtles have large heads (when compared to other species of marine turtles) and strong, muscular jaws (which help them crush prey such as crabs and lobsters). The loggerhead sea turtle is a marine
Rating:Essay Length: 993 Words / 4 PagesSubmitted: December 15, 2009