Science Essays Examples For College & High School Students in PDF

14278 total results

Characteristics of Leukemia (1345 words, 2 pages)

Leukemia In America there is a growing concern with the development of Cancer. Over one million Americans are diagnosed with different kinds of cancer each year. One of the most well known kinds of cancer is leukemia. Every year, almost 27,000 adults and more than 2,000 children in the United ... Read More

An Analysis of an Experiment for Chemistry (803 words, 2 pages)

EXPERIMENT 9 GROUP II CATIONS PURPOSE Numeric values are not the end all and be all of chemistry experiments. Qualitative observations are equally important as indicators of chemical change and the nature of the reactants participating in a chemical reaction. In this experiment, the focus was on qualitative analysis of ... Read More

The Effects of Bug-Up Toy Mass on the Height It Jumps in Relation to Gravitational Potential Energy (4692 words, 7 pages)

Physics Coursework - Bug Up Investigation. The aim of this experiment is to investigate how the mass of a bug-up toy affects the height at which it jumps to, and how the gravitational potential energy produced by the toy varies with its changing mass. Basic Procedure. To investigate this, the ... Read More

An Introduction to a Biography of John Dalton (637 words, 1 pages)

John Dalton John Dalton was born on September 6 1766 at Eagelsfield, Cumbria in England.Although he was born in England, he spent most of his life in Manchester.He was born into a Quaker family and while his family had food, they were still poor. His father Joseph was a weaver ... Read More

Three Laws of Planetary Motion Formulated by Johannes Kepler (691 words, 2 pages)

Johannes Kepler, was a German astronomer and natural philosopher, noted for formulating and verifying the three laws of planetary motion. These laws are now known as Kepler's laws. Johannes Kepler was born in Weil der Stadt in Swabia, in southwest Germany. From 1574 to 1576 Johannes lived with his grandparents ... Read More

Genetics (1062 words, 2 pages)

There are things about one's life and especially about one's children that cannot be known in advance and to which it would be foolish to assume a right outcome or a wrong one. How, for example, could you possibly know whether you and your family would be better off having ... Read More

A Biography of Isaac Newton a Well-Known English Scientist (1241 words, 2 pages)

Isaac Newton was a well-known English scientist. He accomplished a lot during his time and influenced the world a great deal. He is considered to have contributed more to science than any other person. His life can be divided into three periods. The first one was his early childhood, he ... Read More

Biotechnology (1023 words, 2 pages)

US venture capital investments by industry reveal that 21 belong to biotechnology. The industry has had the fastest growth for any major industry adding roughly 12 more jobs from 2000 to 2002. Generally, biotech companies are able to raise 10m to 30m in venture capital and are successfully floated during ... Read More

The Basic Information About Iron (800 words, 2 pages)

Iron Basic Information Iron's is a silvery metal and its nuclei are extremely stable. Its symbol on the periodic table is Fe. Its atomic number is 26 and its atomic mass is 55.845. Its melting point is 1535 degrees Celsius and its boiling point is 2750 degrees Celsius. It has ... Read More

An Experiment on the Effect of Concentration to the Rate of Reaction (1426 words, 4 pages)

Investigation How does the concentration affect the rate of a reaction? Aim To investigate the effect of concentration on the rate of a chemical reaction between sodium thiosulphate solution and hydrochloric acid. Reaction I will investigate the reaction between different concentrations of sodium thiosulphate solution with hydrochloric acid. Na2S2O3(aq) HCL(aq) ... Read More

Is Human Cloning an Issue? (2577 words, 4 pages)

Human cloning is inevitable. As part of the progress of science, human cloning will take place regardless of who opposes it. In this paper I will explain what human cloning is, some of the ethical and moral objections to it, some medical benefits it could serve, what many different religions ... Read More

An Introduction to Science and the Definition of Science (270 words, 1 pages)

Science is a very powerful source of understanding. We are always improving our ways of studing, our ideas are always changing, and the tools we use are always improving and getting better. I got my information from the internet. The root word of "science" is "to know" but what we ... Read More

The Different Types of Hypoxia (1632 words, 3 pages)

Hypoxia Hypoxia is a condition in humans that is caused by the reduction in partial pressure of oxygen, inadequate oxygen transport, or when tissues are simply unable to make use of the oxygen provided. This disease occurs in the tissues and brain. It results in a shortness of breath, and ... Read More

An Introduction to Hydroelectric Energy (449 words, 1 pages)

One of the earliest ways to harness power is to use the powerful flow of water. On September 30th, 1882, in Appleton, Wisconsin, the first ever dam was built. Since then, over 2,044 billion-kilowatt hours have been produced each day, worldwide. This source of energy is being used more and ... Read More

A Debate about What Happened on Earth before the Arrival of Humans (814 words, 2 pages)

Humans are curious, like the monkeys we use to be I suppose. By nature have always been fascinated by the past. Many feel that unlocking our past can open doors to the future. Our history is brief in comparison with that of the earth, but yet no claims can be ... Read More

An Introduction to the Human Genome Project (1413 words, 2 pages)

The Human Genome Project It all started back in 1953 with two men by the names of James D. Watson and Francis Crick when they discovered the double-helical structure of DNA. Little did they know they were opening the door to the creation of a perfect world? In 1986, the ... Read More

The Promises That Human Cloning Might Bring and the Bible’s Perspective of Human Cloning (701 words, 1 pages)

Human Cloning Cloning brings advances in artificial organs, cosmetics, and age reduction, while at the same time taking away a human's individuality, uniqueness, and the right to live his own life. It may correct some of the mere eight defective genes in the average human body and it may give ... Read More

The Issue of Cloning and Human Cloning (1742 words, 2 pages)

I have observed in my nineteen years of living that almost everyone in this society strives to be the same or like the popular culture. The average person is very materialistic, and strives for an appealing physical appearance. Artificiality is common in the popular culture. For example, dying of hair ... Read More

The Disastrous Consequences of Human Cloning (807 words, 1 pages)

Scientific research and technology makes advances every day. One such advance is that of human cloning. Twenty years ago, the possibility of human cloning was not a controversial issue the idea of human cloning was just something you saw in science fiction movies. However, in 1997 scientists brought this technology ... Read More

An Analysis of Landing a Cessna 150 at Sonoma SkyPark Airport (649 words, 2 pages)

Landing Made Easy If you want to land a Cessna 150 at Sonoma SkyPark airport, this is the manual for you. This manual will show you how to land safely and easily. Materials The basic materials in the process of landing are the airplane and the airport. In order to ... Read More

How the Soil’s PH Affects the Growth of a Plant (2169 words, 3 pages)

How pH of Soil affects a Plant's Growth For the experimental aspect of the research report, four sets of two plants are to be studied. They must either be checked according to size for the same height, or started from seed to ensure equality. Two identical sets of roses are ... Read More

An Experiment on the Effects of Concentration of Acids to the Rate of Reaction (1001 words, 4 pages)

Planning In this experiment I am going to find out how concentration of acid affects the rate of reaction with magnesium ribbon. Equation for this reaction Mg 2HCl --gt MgCl2 H2 Prediction In this experiment I think the higher the concentration of hydrochloric acid the faster the reaction. Scientific knowledge ... Read More

An Analysis of the Theme in “Hitchhikers Guide to the Galaxy” by Douglas Adams (402 words, 1 pages)

Full title English Summer Reading The Hitchhiker's Guide to the Galaxy -- "One Man's Trash is Another's Treasure" One theme in Douglas Adams Hitchhikers Guide to the Galaxy is that while the Earth is important to us, it means nothing to alien civilizations. The prologue introduces the Earth as insignificant. ... Read More

The History of the Western Science (2907 words, 4 pages)

The clock is one of the most influential discoveries in the history of western science. The division of time into regular, predictable units is fundamental to the operation of society. Even in ancient times, humanity recognized the necessity of an orderly system of chronology. Hesiod, writing in the 8th century ... Read More

The Impact of the Heliocentric Theory (3100 words, 6 pages)

Heliocentrism The Vatican Menace The impact of the Heliocentric Theory Heliocentric Relating to the sun as a center appearing as if seen from the sun's center.(Webster,447) The heliocentric theory was first introduced to the world by a Polish astronomer named Nicolaus Copernicus. Copernicus published his views on the heliocentric theory ... Read More

The Invention of the Greek Fire, a Weapon Used by the Eastern Roman Emperors (696 words, 1 pages)

GREEK FIRE The original Greek fire was an invention used as a weapon of the Eastern Roman Emperors. It is also said to have been invented by a Syrian engineer, one Callinicus, a refugee from Maalbek, in the seventh century. The Byzantines of Constantinople originally used it. But they never ... Read More

An Overview of Gold and How They Are Detected (2576 words, 4 pages)

Gold's great virtues of malleability, ductility, reflectivity, resistance to corrosion and unparalleled ability as a thermal and electrical conductor mean it is used in a wide variety of industrial applications consuming close to 300 tonnes annually. Gold (Au, from Latin "Aurum" (World Book Dictionary) is the most non-reactive of all ... Read More

Closing of the Cretaceous Period Marked a Major Transition in Earth’s History (1373 words, 3 pages)

The tertiary consisted of two main epochs. The Paleocene, the Eocene and the Oligocene, which make up the Paleogene and the Miocene and Pliocene, which make up the Neogene. The close of the Cretaceous Period marked a major transition in Earths history. Ammonoids and marine reptiles disappeared from the sea. ... Read More

A Biography of Gerardus Mercator (701 words, 2 pages)

On March fifth, 1512, a boy soon to be one of the greatest influences on the exploration of our planet, was born. Originally named Gerard de Cremere, Gerardus Mercator first studied at Hertogenbosch in the Netherlands, then in 1530, at the age of 18, entered the University of Louvain, studying ... Read More

The Benefits and Impact of Genome Sequencing (1653 words, 3 pages)

Genome Sequencing Microbiology has entered the realm of genome sequencing. This biological revolution is opening up new dimensions in our view of life. In 1995, a report on the entire DNA sequence for the genome of the bacteria Haemophilus influenzae was published . Although the genomes for a number of ... Read More

Science Essay Examples