92 total

In 1953, in a search for a cheap and efficient energy source, nuclear energy was introduced into America. . Nuclear power became quickly popular over increasingly scarce fossil fuels which were known to cause air pollution. It was quickly accepted by the public since it lowered the cost of electricity. (Bodansky, 21) Nuclear power is produced by splitting a nucleus of an atom is to release a powerful burst of energy. Nuclear power reactors generates heat that is converted into steam. The

Lab 21.1 Thermal Energy of a Peanut Abstract: We measured the amount of energy given off into water from a burning peanut and likewise from a burning marshmallow. We found that the average for 4 pairs of change in temperature in a burning marshmallow was 8.3 degrees Celsius. We found that the average kcal per gm. for the class "peanut" data was 0.803 kcal/gm. Data: ?(see sheets) Calculations: Ti - Tf = /\T 22.7celcius - 36.5celcius = /\T -13.8 Celsius = /\T

Sir Isaac Newton Isaac Newton is popularly remembered as the man who saw an apple fall from a tree, and was inspired to invent the theory of gravity. If you have know about elementary physics then you know that he invented calculus and the three laws of motion upon which all of mechanics is based. Most of all, Newton's mathematical approach has become so basic to all of physics that he is generally regarded as the father of the clockwork universe: the first, and perhaps the greatest, physic

A laser (LAY zuhr) is a device that produces a very narrow beam of light. This is called coherent light. It is formed from producing light at equal wavelengths in phase. The result is a beam of light that does not stray from it's path. Conventional light bulbs produce incoherent light. This form of light diffuses immediately upon radiation from its source. The size of a laser beam varies greatly. Some lasers produce beams that are small enough to fit 200 beams in an area the size of a pin

Click Here For Research Papers Online! The Roswell Incident I. Introduction A. Zeus B. American Indians C. Egyptians II. Background A. Time of the crash B. Witnesses 1. Mac Brazel 2. Sheriff George Wilcox 3. Roswell's 509th Bomb Squad 4. Initial recovery team III. Individual Testimonies A. Unnamed witness of Roswell recovery team B. Curry Holden C. Glenn Dennis D. Dan Dwyer IV. The Alien Autopsy Films A. Eighteen minute film at the autopsy center in Fort Worth B. Three mi

Hypogravitational Osteoporosis: A review of literature. By Lambert Titus Parker. May 19 1987. Osteoporosis: a condition characterized by an absolute decrease in the amount of bone present to a level below which it is capable of maintaining the structural integrity of the skeleton. To state the obvious, Human beings have evolved under Earth's gravity "1G". Our musculoskeleton system have developed to help us navigate in this gravitational field, endowed with ability to adapt as needed

Click Here For Research Papers Online! It is always a mystery about how the universe began, whether if and when it will end. Astronomers construct hypotheses called cosmological models that try to find the answer. There are two types of models: Big Bang and Steady State. However, through many observational evidences, the Big Bang theory can best explain the creation of the universe. The Big Bang model postulates that about 15 to 20 billion years ago, the universe violently exploded int

Click Here For Research Papers Online! The Universe A what lies beyond our planet. The universe that we live in is so diverse and unique, and it interests us to learn about all the variance that lies beyond our grasp. Within this marvel of wonders our universe holds a mystery that is very difficult to understand because of the complications that arise when trying to examine and explore the principles of space. That mystery happens to be that of the ever clandestine, b

Click Here For Research Papers Online! To: Evolution of solar system Theories of The Origin of the Moon The Moon is the only natural satellite of Earth. The distance from Earth is about 384,400km with a diameter of 3476km and a mass of 7.35*1022kg. Through history it has had many names: Called Luna by the Romans, Selene and Artemis by the Greeks. And of course, has been known through prehistoric times. It is the second brightest object in the sky after the Sun. Due to it

Click Here For Research Papers Online! subject = Physics title = Tycho Brahe's Contributions to Physics papers = TYCHO BRAHE Tycho Brahe was born on December 14th, 1546 in a town called Knudstrup in Scania, Denmark. His early years were filled with pain, as he was kidnapped by his uncle and raised in his castle in Tostrup, Scania. His education was backed by his uncle, and he went to the University of Copenhagen to study law from 1559-1562. It was during this time that Brahe developed