Sunday, March 11, 2007

Ice travel

Ice can also be an obstacle; for harbors near the poles, being ice-free is an significant advantage, ideally all-year round. Examples are Murmansk (Russia), Petsamo (Russia, formerly Finland) and Vardø (Norway). Harbors that are not ice-free are opened up using icebreakers.
Ice forming on roads is a unsafe winter hazard. Black ice is very difficult to see because it lacks the predictable glossy surface. Whenever there is freezing rain or snow that occurs at a temperature near the melting point, it is common for ice to build up on the windows of vehicles. Driving safely requires the removal of the ice build-up. Ice scrapers are tools designed to break the ice free and clear the windows, while removing the ice can be a long and labor-intensive process.
Far enough below the freezing point, a thin layer of ice crystals can form on the inside surface of windows. This frequently happens when a vehicle has been left alone after being driven for a while, but can happen while driving if the outside temperature is low enough. Moisture from the driver's breath is the source of water for the crystals. It is troublesome to take away this form of ice, so people often open their windows somewhat when the vehicle is parked in order to let the moisture dissipate, and it is now common for cars to have rear-window defrosters to combat the problem. A similar problem can happen in homes, which is one reason why many colder regions require double-pane windows for insulation.
When the outdoor temperature stays below freezing for comprehensive periods, very thick layers of ice can form on lakes and other bodies of water (although places with flowing water require much colder temperatures). The ice can become thick enough to drive onto with automobiles and trucks. Doing this safely requires a thickness of at least 30 centimeters (one foot).

Tuesday, March 06, 2007

Piano

A piano or pianoforte is a musical instrument classified as a keyboard, percussion, or string instrument, depending on the system of categorization used. The piano produces sound by striking steel strings with felt hammers that at once rebound allowing the string to continue vibrating at its resonant frequency. These vibrations are transmitted through the bridges to the soundboard, which amplifies them.
The piano is generally used in western music for solo performance, chamber music, and accompaniment. It is also very popular as an aid to composing and rehearsal. Even though not portable and often expensive, the piano's versatility and ubiquity has made it among the most familiar of musical instruments.
The word piano is a shortened form of the word pianoforte, which is seldom used except in formal language and resultant from the original Italian name for the instrument, gravicèmbalo col piano e forte (literally harpsichord with soft and loud). This refers to the capability of the piano to produce notes at different volumes depending on the amount of force used to press the keys.

Thursday, March 01, 2007

Coconut water

Coconut water is the liquid endosperm inside young coconuts. As the coconut matures this liquid mostly becomes absorbed into the flesh found in grown-up coconuts. Coconut water has long been a popular drink in the tropics. It is logically fat-free and low in food energy (16.7 calories or 70 kJ per 100 g). Due to its sterility, pH, mineral, and sugar content, coconut water had been effectively used as liquid in intravenous therapy in crisis situations.
Coconuts for drinking are packaged and sold in many places. These are typically Thai coconuts whose outer green husk has been removed, and the rest wrapped in plastic. Coconut water can also be found in regular cans or tetra paks, and is also marketed as a sports drink because of its high potassium and mineral content which helps the body recover from rigorous exercise.
It can also be used as intravenous fluid resuscitation of patients with dehydration or hypovolemia, because it is isotonic and sterile.

Sunday, February 25, 2007

Philips

Koninklijke Philips Electronics N.V. generally known as Philips, is one of the major electronics companies in the world. In 2004, its sales were € 30.3 billion and it employed 159,709 people in more than 60 countries. Philips is organized in a number of divisions: Philips Consumer Electronics, Philips Semiconductors, Philips Lighting, Philips Medical Systems and Philips Domestic Appliances and Personal Care.
As a chip maker, Philips Semiconductors is among the Worldwide Top 20 Semiconductor Sales Leaders.
The company was founded in 1891 by Gerard Philips in Eindhoven, the Netherlands. Its first products were light bulbs 'and other electro technical equipment'. Its first factory remains as a museum. In the 1920s, the company started to manufacture other products, and in 1939 its first electric razor, the Philishave, was introduced. Philips markets its shavers in the USA using the Norelco name. Philips introduced the compact audio cassette tape, which was wildly successful, though its attempt to set a standard for video cassette recorders, the V2000, was unsuccessful in the face of competition from the Betamax and especially VHS standards.

Tuesday, February 20, 2007

Child carrier

A child carrier (also called a baby carrier) is a device used to take an infant or small child. This can be on the body of an adult, or individually. On-the-body carriers are considered in various forms such as slings, backpack carriers, and soft front or hip carriers, with varying materials and degrees of rigidity, decoration, support and confinement of the child. Slings, soft front carriers, and "carrycots" are naturally used for infants who lack the ability to sit or to hold their head up. Frame backpack carriers (a change of the frame backpack) and hip carriers, as well as certain styles of slings, are used for older children.

Wednesday, February 14, 2007

Cooking apple

A cooking apple is an apple that is used mainly for cooking rather than eating fresh. They are normally a lot less sweet and more sour than eating varieties, and have a firm flesh that doesn't break down too much when cooked. Apples can be seared in an oven and served with custard or put into an apple pie or apple crush. In the UK apples are boiled and mashed and served as apple paste with roast pork. A baked apple is one that has been baked in an oven awaiting it has become soft. The core is generally removed and often stuffed with fruits, brown sugar, raisins, or cinnamon.

Thursday, February 08, 2007

Infrared

Infrared (IR) emission is electromagnetic emission of a wavelength longer than that of noticeable light, but shorter than that of radio waves. The name means "below red" (from the Latin infra, "below"), red being the color of detectable light of longest wavelength. Infrared radiation spans three instructions of magnitude and has wavelengths between about 750 nm and 1 mm.
These divisions are suitable by the different human response to this radiation: near infrared is the area closest in wavelength to the radiation detectable by the human eye, mid and far infrared are gradually further from the visible regime. Other definitions follow different physical mechanisms (emission peaks, vs. bands, water absorption) and the newest follow technical reasons (The common silicon detectors are sensitive to about 1,050 nm, while Inga As sensitivity starts around 950 nm and ends between 1,700 and 2,600 nm, depending on the specific configuration). Unfortunately the international standards for these specifications are not currently obtainable.
The boundary between visible and infrared light is not precisely defined. The human eye is markedly less responsive to light above 700 nm wavelength, so longer frequencies make irrelevant contributions to scenes illuminated by common light sources. But particularly strong light (e.g., from lasers, or from bright daylight with the visible light removed by colored gels [1]) can be detected up to approximately 780 nm, and will be apparent as red light. The onset of infrared is defined (according to different standards) at different values typically between 700 nm and 780 nm.

Sunday, February 04, 2007

The Real Miracle

As far as Miracles is concern, turning salty seawater in to sweet water is quite amazing. Regardless of the scientific clarification being doled out—surplus freshwater flowing from the Mahim River into the sea—the thousand mass to Mahim Creek near the beachfront in Mumbai will pretty see the ‘transubstantiation’ as the deed of the late Haji Maqdoom Baba, whose shrine is in the area. Mass hysteria, of course, is only a term to clarify the hordes of believers filling plastic bottles and drinking the water. But the real miracle would be if those glugging the ‘miraculous’ water manages to flee succumbing to serious gastric illness.
The water of Mahim Creek, sweetened or otherwise, is dirty and would scandalize not only the likes of Sunita Narain of the Centre for Science and Environment. Maharashtra Chief Minister Vilasrao Deshmukh and officials of the Municipal Corporation of Greater Mumbai have already request to people not to drink the water. Industrial waste is not the finest ingredient for a miracle. But telling this to goggle-eyed people facing even more goggle-eyed TV cameras is as worthwhile as persuasive people that a Ganesh idol sipping milk is caused by suction and not godly lactose tolerance.
Fortunately, rumors of the sweetened water turning back to its original brackish form might stop a future surge. Now we only wait for the real miracle of no one complaining of sickness.

Friday, January 26, 2007

Journalism Basics

Journalism is a concrete, professionally oriented major that involves gathering, interpreting, distilling, and other reporting information to the general audiences through a variety of media means. Journalism majors learn about every possible kind of Journalism (including magazine, newspaper, online journalism, photojournalism, broadcast journalism, and public relations).
That's not all, though. In addition to dedicated training in writing, editing, and reporting, Journalism wants a working knowledge of history, culture, and current events. You'll more than likely be required to take up a broad range of courses that runs the range from statistics to the hard sciences to economics to history. There would also be a lot of haughty talk about professional ethics and civic responsibility too - and you'll be tested on it. To top it all off, you'll perhaps work on the university newspaper or radio station, or possibly complete an internship with a magazine or a mass media conglomerate.

Friday, December 15, 2006

Mathematics

Mathematics (colloquially, maths, or math in American English) is the body of facts focus on theories such as quantity, arrangement, space, and change, and the academic regulation, which studies them. Benjamin Peirce called it "the science that sketches essential conclusions". It evolved, with abstraction and logical analysis, from counting, calculation, measurement, and the systematic study of the shapes and motions of corporeal substance. Mathematicians determine such theories, aspiring to make new guess and set up their truth by exact conclusion from aptly selected axioms and definitions.

Knowledge and employ of fundamental mathematics have constantly been an inherent and integral part of entity and cluster life. Alterations of the essential thoughts are noticeable in mathematical manuscripts originating in ancient Egypt, Mesopotamia, Ancient India, and Ancient China, with increased rig our later set up by the ancient Greeks. Starting this point on, the development sustained in fitful bursts in anticipation of the Renaissance time of the 16th century, when mathematical innovations interrelated with new technical discoveries, leading to a stepping up in understanding that continues to the present day.

Nowadays, mathematics is used all over the world in numerous fields, together with science, engineering, medicine and economics. The application of mathematics to such fields, frequently dubbed applied mathematics, motivates and creates use of new mathematical discoveries and from time to time show the ways to the growth of entirely new disciplines. Mathematicians as well engage in pure mathematics or math for its own sake, lack of having any practical application in mind, although applications for what began as pure mathematics are often discovered shortly.

Wednesday, December 06, 2006

Convection zone

Structure of the SunFrom about 0.7 solar radii to the Sun's visible surface, the material in the Sun is not dense enough or hot enough to transfer the heat energy of the interior outward via radiation. As a result, thermal convection occurs as thermal columns carry hot material to the surface (photosphere) of the Sun. Once the material cools off at the surface, it plunges back downward to the base of the convection zone, to receive more heat from the top of the radiative zone. Convective overshoot is thought to occur at the base of the convection zone, carrying turbulent downflows into the outer layers of the radiative zone.

The thermal columns in the convection zone form an imprint on the surface of the Sun, in the form of the solar granulation and supergranulation. The turbulent convection of this outer part of the solar interior gives rise to a "small-scale" dynamo that produces magnetic north and south poles all over the surface of the Sun.

Monday, November 27, 2006

Structure

With a little exception, most remarkably the sponges, animals have bodies differen­tiated into split tissues. These comprise muscles, which are talented to contract and control locomotion, and a nervous system, which sends and processes signals. There is also naturally an internal digestive chamber, with one or two openings. Animals with this sort of association are called metazoans when the former is used for animals in common.

All animals have eukaryotic cells, enclosed by a characteristic extra cellular matrix collected of collagen and stretchy. This may be calcified to form structures like shells, bones, and spackles. Throughout development it forms a comparatively flexible framework upon which cells can move about and be rationalized, making complex structures possible. In contrast, other organisms like plants and fungi have cells detained in place by cell walls, and so expand by progressive growth. Also, unique to animal cells are the next intercellular junctions: tight junctions, gap junctions.

Thursday, November 23, 2006

Lexicography

In American English usage, the name can be capitalized or spelled in lowercase interchangeably, either when used completely or prefixed with "the" Many consciously spell the name of the planet with a capital, both as "Earth" or "the Earth". This is to distinguish it as a good noun, distinct from the senses of the term as a count noun or verb. Oxford Spelling recognizes the lowercase form as the most common, with the capitalized form as an alternative of it. Another convention that is very ordinary is to spell the name with a capital when occurring absolutely and lowercase when preceded by "the". The term almost completely exists in lowercase when appearing in common phrases, even without "the" preceding it.

Terms that refer to the Earth can use the Latin origin terr-, as in terraform and terrestrial. Another Latin root is tellur-, which is used in language such as tellurian and tellurium. Such terms derive from Latin terra and tellus, which refer variously to the world, the element earth, the earth goddess and so forth. Scientific terms such as geography, geocentric and geothermal use the Greek prefix geo, from (again meaning "earth"). In many skill fiction books and video games, Earth is referred to as Terra or Gaia. Astronauts refer to the Earth as "Terra Firma".

Monday, November 20, 2006

Leather from animals

Today, most leather is prepared of cow hides, but many exceptions exist. Lamb and deer skin are used for soft leather in more costly apparels. Kangaroo leather is used to create items which need to be strong but supple, such as motorcycle gloves. Kangaroo leather is preferential by motorcyclists specifically because of its lighter weight and superior scratch conflict as compared to cowhide. Leather made from more striking skins has at different times in history been considered very beautiful. For this reason certain snakes and crocodiles have been sought to near extinction.
In the 1970s, farming of ostriches for their feathers became trendy. As a side product, ostrich leather became accessible. There are different processes to produce special finishes for many applications i.e. upholstery, footwear, automotive, accessories and clothing. Ostrich leather is measured to be of the finest and strongest in the world and at present used by all the big fashion houses like Hermès, Prada, Gucci, and Louis Vuitton. Ostrich leather has an attribute "goose bump" look because of the large follicles from which the feathers grew.

Wednesday, November 15, 2006

Hanging Gardens of Babylon

The Hanging Gardens of Babylon and the walls of Babylon were considered one of the Seven Wonders of the World. They were both evidently built by Nebuchadnezzar II around 600 BC. The green Hanging Gardens are extensively documented by Greek historians such as Strabo and Diodorus Siculus, but otherwise there is little evidence for their existence. In fact, there are no Babylonian records of any such gardens having existed. Some incidental evidence gathered at the excavation of the palace at Babylon has accrued, but does not completely substantiate what look like fantastic descriptions. Through the ages, the location may have been confused with gardens that existed at Nineveh, since tablets from there clearly show gardens. Writings on these tablets describe the possible use of something similar to an Archimedes' screw as a process of raising the water to the required height.

The Hanging Gardens probably did not really "hang" in the sense of being balanced from cables or ropes. The name comes from an inexact conversion of the Greekord kremastos or the Latin word pensilis, which means not just "hanging” but "overhanging," as in the case of a terrace or balcony.

Thursday, November 09, 2006

Agriculture - Overview

Farming refers to a wide range agricultural production work, covering a large variety of operation scales practices, and commercial inclination. At one end of this spectrum, the subsistence farmer farms a small area with limited resource inputs, and produces only enough food to meet the needs of his/her family. At the other end of the field is commercial intensive agriculture, including manufacturing agriculture.
Such farming involves large fields and/or numbers of animals, large reserve inputs and a high level of mechanization. These operations generally attempt to maximize financial income from produce or livestock. Modern agriculture extends well ahead of the traditional production of food for humans and animal feeds. additional agricultural production goods include cut flowers, decorative and nursery plants, timber, fertilizers, animal hides, leather, industrial chemicals fibers fuels and both legal and illegal drugs.

Monday, November 06, 2006

Tasmanian devil

Tasmanian devil is a carnivorous marsupial found exclusively on the island of Tasmania. The size of a small dog but stocky and muscular, the Tasmanian devil is characterized by its black fur with white patches. It has a loud and disturbing screech-like growl, possesses a vicious temperament and is predominantly a scavenger. The widespread and common throughout Tasmania until recently.
Like a lot of the wildlife, fast vehicles on the roads are a problem for Tasmanian Devils, which are often killed while feeding on other road-killed animals such as wallabies. Tasmanian devil population has been reduced by up to 80% in parts of Tasmania, which is gradually spreading throughout the island. It is believed the majority have starved when the tumors have spread to their mouths and that the tumors are spread by fighting between devils over carcasses they feed on – typically, fighting devils will bite one another's faces. There is no cure for the disease, and intensive research is underway to determine its cause. There is also a captive breeding program being undertaken by the Tasmanian government to establish a disease-free, population of Tasmanian Devils outside Tasmania.

Thursday, November 02, 2006

India and china

The Classical Indian and Classical China civilizations each created their own diverse idea of what and how things would run in their civilization. So India and China had some similarities and differed in many ways from their religious beliefs, to their political history, to their political institutions, and many more. By these classical civilizations could especially be compared in their social systems and their arts and sciences.

There are many more aspects in which these two civilizations differ. Classical China had a social system where social status could only be passed from one generation to the next through inheritance. However, there were possibilities where one could move up from their social status. And there was the rare and occasional talented peasant that was offered an education and could sometimes better themselves to the upper class. The Reincarnation was also a chance to come back as something better if you led a good life. But this was not the case in India. And the social structure in India was far more rigid and there was no chance of moving up in the social ladder. Each set of civilization had three classes and one group of low people that had no skills.

Monday, October 16, 2006

Whether university student be required to attend classes?

Some people may think that going to classes should be optional, but I disagree The Personal experience may help people learn about themselves and the world outside the classroom, but when it comes to learning about academic subjects, a student needs to be in class.
Going to class will also teaches students responsibility and discipline. In this position, they learn how to handle working with people different from themselves to achieve a common goal.
By short, by going to class students learn more than just information from the teacher. And by many times students will be given group assignments. This will different from what they did in when they were school student.
By going to class also teaches students how to work with the other members of the class. It may teach students how to learn, how to absorb information and then apply what they’ve learned to other situations. They can’t learn them by reading the textbooks. Their teacher may be the best one to help them with these skills. They might have also learnt how to learn, how to work with others, and how to work responsibly. Being in college on time with an assignment competed prepares them for a career. These will be optional skills in life, so attending classes should not be optional in college.

Thursday, October 12, 2006

A Genius

The Ancient Near-Eastern period of our history marks a very large basic change in the way human culture has evolved. At the same time, growth of its people and cities had definite improvement on urban society, which has continued to prevail through the years as a major influence over our evolvement. The Artwork which was found from that period directly reflects that change and evolvement. But Better soil, water accessibility, and easier means of trade with other civilizations provided the fabric for this new change. The Pieces uncovered by archeologists such as wall relief, vases, coins, statues, and jewelry, really show a sophisticated society unlike any seen before its time. One can only imagine what type of people curled in ancient Mesopotamia, also known as the “Fertile Crescent”. Through out its villages and cities the Ancient Near Eastern people began to colonize and thus spark the first system of hierarchy. The Priests and kings held the rite to the land and the people worshiped it!
The Palaces in this time of government were adorned with great splendor. And also the grandiose statues and intricate wall reliefs gave them life. One piece in one of the particular shows Assyria’s vision of worship and hierarchy. This piece may really pulls its viewer in making them evaluate the difference between life then and life now, as should all ancient artifacts should. The Facial expressions are limited to his profile. This way of representation of the power and wisdom is very interesting considering the attributes given to the genius to achieve this knowledge and strength; Jewelry, a distinguishing beard, and hair; a large headdress with three protruding horns; Broad shoulders with wings attached. The Lost Mesopotamia: the mighty Kings. Towards his enemies, the King was heartless. He was portraying upon himself and his kingdom, artistic representation was viewed with great awe and power due to these over-exaggerated styles.