Science & Nature Essays and Term Papers

Internet The Advantages And Disadvantages

"Beam me up, Scottie." This popular line from Star Trek was a demonstration of the advanced technology of the future. Though it was a fictional story, Star Trek became the universal vision of the future. As always reality tends to mimic fiction. Though our society has not quite resulted to living ...

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Aurora Borealis

Near the Earth's poles a magnificent spectacle of shimmering colored light can sometimes be seen --- the aurora. The aurora is called the (Northern lights) and the aurora austrails (Southern lights); it can appear as bright as a full moon. The aurora usually appears near the Earth's poles, and ...

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Resonance

: " The property whereby any vibratory system responds with maximum amplitude to an applied force having the a frequency equal to its own." In english, this means that any solid object that is struck with a sound wave of equal sound wave vibrations will amplitude the given tone. This ...

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Human Rights

Part A - Introduction 1/2 page MAX 1. What are and where do they come from? The term \"human rights\" is a relatively modern invention. It covers under its umbrella three different types of rights: · the fundamental freedoms or classical civil liberties, · ethnic and religious rights ...

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Lasers

Did you know that some laser beams are small enough and powerful enough to drill two hundred holes on a spot as tiny as the head of a pin? The first major advancement in laser development came in 1954. This was the year that Charles H. Townes, an American physicist, created a device that amplified ...

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Iron Increases Heart Disease

Coronary Artery Disease (CAD) has afflicted man throughout history. Diet and hereditary factors obviously are the key components in developing this condition. Foods high in cholesterol and saturated fats are often implicated in hastening or aggravating heart disease. Many disease states such as ...

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Acid Rain

INTRODUCTION: is a great problem in our world. It causes fish and plants to die in our waters. As well it causes harm to our own race as well, because we eat these fish, drink this water and eat these plants. It is a problem that we must all face together and try to get rid of. However on it's ...

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Lab: Determining What Type Of Stimulus Info Is More Easily Remembered

Abstract A single subject study took place where a male, university student, willingly took part in helping determine what type of stimulus information is more easily remembered. The two types of stimulus introduced were meaningful (CVC) and randomized (CVC). The number of errors made among ...

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Dementia

is an organic brain syndrome which results in global cognitive impairments. can occur as a result of a variety of neurological diseases. Some of the more well known dementing diseases include Alzheimer's disease (AD), multi-infarct (MID), and Huntington's disease (HD). Throughout this essay ...

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Hurricanes

get their start over the warm tropical waters of the North Atlantic Ocean near the equator. Most appear in late summer or early fall, when sea temperatures are at their highest. The warm waters heats the air above it, and the updrafts of warm, moist air begin to rise. Day after day the fluffy ...

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The Atmospheric Ozone Layer

The stratospheric ozone layer exists at altitudes between about 10 and 40km depending on latitude, just above the tropopause. Its existence is crucial for life on earth as we know it, because the ozone layer controls the absorption of a portion of the deadly ultraviolet (UV) rays from the sun. ...

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Acid Rain 3

Acid rain is caused by extra amounts of sulphur dioxide and nitrogen oxides. Natural sources of sulphur oxides and nitrogen oxides do exist, but are balanced by nature. Normal rain reacts with alkaline chemicals from the region's bedrock that are in the air, soils, lakes, and streams. This ...

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Endangered Species Of South

America Endangered species are plant and animal species that are in danger of extinction, the dying off of all individuals of a species. Over 19,000 plant species and 5000 animal species around the globe are classified as endangered, and many thousands more become extinct each year before ...

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Apollo 13 (AS-508): Houston, We Have A Problem.

Apollo 13 (AS-508): Houston, we have a problem. The Apollo 13 mission was launched at 2:13 p.m. EST, April 11, 1970 from launch complex 39A at Kennedy Space Center. The space vehicle crew consisted of James A. Lovell, Jr. commander, John L. Swigert, Jr., command module pilot and Fred W. Haise, Jr. ...

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Alkanes

The are the simplest form of organic compounds. They are made up of only Carbon atoms and Hydrogen atoms. All of the bonds are single and the number of hydrogen atoms versus carbon atoms follows this formula: CnH2n+2 are all non-polar molecules so they aren't soluble in water. Here are some ...

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New Research Indicates That Drug Therapy Is More

For decades, psychologists have devised many treatment regimes for schizophrenia patients, with varying degrees of success and effectiveness. There have been great obstacles in their efforts, mainly due to the fact that patients of schizophrenia lack insight into their impaired conditions. ...

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The Greenhouse Effect

, in environmental science, is a popular term for the effect that certain variable constituents of the Earth's lower atmosphere have on surface temperatures. These gases--water vapor (H2O), carbon dioxide (CO2), and methane (CH4)--keep ground temperatures at a global average of about 15 degrees C ...

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Nuclear Powernuclear Power

Most of the world’s electricity is generated by either thermal or hydroelectric power plants. Thermal power plants use fuel to boil water which makes steam. The steam turns turbines that generate electricity. Hydroelectric power plants use the great force of rushing water from a dam or a ...

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Hurricanes A-level

Ø The Caribbean region and the South Eastern United States of America are regularly subjected to the impact of tropical hurricanes; (A) Briefly outline characteristics of such hurricanes. The hurricanes that occur over the Caribbean region and the United States of America usually eventuate between ...

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Hard Drive Evolution

Even before the first commercial computers appeared in 1951, "mass" storage, although minuscule by today's standards, was a necessity. As early as the mid-1800s, punch cards were used to provide input to early calculators and other machines. The 1940s ushered in the decade when vacuum tubes were ...

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Black Holes

Black Hole, a theoretical concept in the study of gravitation. The gravitational field of a black hole, which is an extremely dense body, is so strong that, if the body is large enough, nothing, including electromagnetic radiation, can escape from its vicinity. The body is surrounded by a ...

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Recognizing Laboratory Safety

Purpose: The purpose of this lab is to stay safe no matter what you're doing in lab. You may be working with dangerous materials such as glass or acid. Procedure: I am following the procedure described in pages 21-24 in the Biology Laboratory Manual. Observations: Does not apply to this ...

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Historical Development Of Atomic Structure

T3 IBS Chemistry Ms. Redman The idea behind the "atom" goes back to the Ancient Greek society, where scientists believed that all matter was made of smaller, more fundamental particles called elements. They called these particles atoms, meaning "not divisible." Then came the chemists and ...

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Extinct Animals Research: Woolly Mammoth

We have learned much about the Woolly Mammoth almost more than any other dinosaur that has been identified. Due to the fact that the Woolly Mammoth so closely resembles today's elephants, care for them would most probably require most of the same factors to keep it alive. Since the Woolly ...

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Genetic Engineering 5

“Just as the success of a corporate body in making money need not set the human condition ahead, neither does every scientific advance automatically make our lives more meaningful” (Wald 45). These words were spoken by a Nobel Prize winning biologist and Harvard professor, George ...

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