Papers on Science and Environment
Digestive System
Words: 1451 - Pages: 6.... guides food as it travels through the human body. The whole canal is lined with a mucous membrane.
Digestion begins in the mouth. Here the food is cut and chopped by the teeth. The tongue helps mix the food particles with a digestive juice called saliva, which is secreted in the mouth. Saliva moistens the food so it can be swallowed easily. It also changes some starches into simple sugars.
It is important to chew food thoroughly to mix it well with saliva. Thorough chewing cuts food into small pieces that are more easily attacked by digestive juices. Food should not be washed down with quantities of liquid to avoid chewing.
Fro .....
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Autism
Words: 896 - Pages: 4.... 18 and 36 months old, they suddenly reject people, act strangely, and lose language and social skills they had already learned.
During the 1950’s and 1960’s, people with were isolated and some were sent away to institutions. Today, many of those with can attend school with other children. Methods are available to help improve their social, language, and academic skills. Even though more than 60 percent of adults with continue to need care throughout their lives, some programs are beginning to demonstrate that with appropriate support, they can be trained to do meaningful work and participate in the life of the community.
is found .....
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Disaster Spills Across Bhopal
Words: 887 - Pages: 4.... amounts of water into a chemical storage tank with a hose (Saxon, 1). The tank was filled with the gas Methyl Isocyanate (MIC), a chemical used in pesticides and very lethal to humans (Leonard, 3).
Around 11:00 p.m., a worker noted that heat and pressure were building in a tank and called for assistance, but by then it was too late. At 12:56 a.m., the morning of December 3rd, a faulty valve ruptured, allowing the deadly gas to escape into the atmosphere and cause a huge vapor puff to fall onto silent, sleeping Bhopal (Cush, 30).
Before the release of 40 tons of MIC, Bhopal was a prospering city. The population was growing to about .....
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Cloning
Words: 683 - Pages: 3.... life threatening. Where cells can be "cultivated in lab dishes" to help preserve human life. In the following paragraphs, he goes on to write about the "hasty legislation" that could possibly have negative long-term effects on the future of because of the bad wording going into some of the laws. Many are afraid that the rich and famous might take advantage of the opportunity to generate copies of themselves. Nash points out that even though the possibility is there, the people who could grow full human clones "aren't going to be doing it."
Nash recognizes that by individual cells for the purpose of eliminating life-threatenin .....
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The Effects Of Over-Population On The Earth's Water Supply
Words: 1100 - Pages: 4.... depleted now. How can we allow the population to grow unchecked, when we know that even now, the Earth's water supplies are taxed to the limit?
The subject of over-population encompasses many areas of study. Some examples are health, food, pollution and fresh water. The underlying link between all of these areas is water. The following four articles reveal that the water supplies that we all depend on are being used at an unsustainable rate. There is not enough fresh water on this planet for current growth rates to continue.
The Public Broadcasting Company has posted on the Internet a timeline detailing the Earth's population at different y .....
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My Theory Of The Universe
Words: 553 - Pages: 3.... but not always at the same rate.
(Constellations) There are two very shy people in the room that sometimes leave
the room. When they are in the room they stand by the walls and always wink for
some reason, so all we can see of them is one of their eyes. (Mercury & Venus)
Then there are three very weird people in the room that are always in the middle
of the room doing the Waltz. They do this some how by themselves and they to
are always winking. They are sometimes on the first floor and sometimes on the
second floor. (Mars, Jupiter, and Saturn) There is also one guy dressed in a
white polyester leisure suit, gold chains, and rings d .....
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Astrology
Words: 1056 - Pages: 4.... Enterprises, p.1)
At this time, and religion went hand in hand with each other. (Woolfolk, p.297) Most astrologers were priests. (Woolfolk, p.297) Many people looked up to these astrologers as “taught men”. (www..net/about.html)
has had its ups and downs through history, but it always maintained that station of being. (www.astrologers.com/history.html# Relevant, p.1) After some aspects of religion became prevalent, became known as the “work of the devil”. (Weblinker.com Enterprises, p.1) During the Renaissance, though, became more liked than before. (Weblinkers.com Enterprises, p.1) Even religious leaders began to prac .....
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Dreams
Words: 924 - Pages: 4.... have more of a tendency of being aggressive. In this aggression they either dream about how aggressive they are or about the lack of aggression in their daily routine. Women, on the other hand, have typically been brought up to be more emotional than men. This up bringing has also affected the way women dream. ³Women are more likely to dial into their interior life whether awake or asleep² (Segell 42). This means that women will read into their more frequently then men. Researchers have found that problems that occur during the day either at work or home and are worked through in your sleep (Segell 42). While men would most likel .....
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Eucalyptus Trees
Words: 338 - Pages: 2.... grew as big as a large lounge room Eucalypts seem to be able to grow anywhere. They are found springing out of large cracks in rocks, growing at the edge of sandy dunes in the full force of sea gales, and bent and twisted at the edge of the snow line in the Alps. They are also found in other parts of the world from Ethiopia to Ecuador, from California to Israel. Where eucalypts grow is determined by many environmental factors such as soil type, amount of water, wind direction, the direction the tree is facing and whether there is frost.
THE IMPORTANCE OF THE EUCALYPT
Eucalypt oil is used for cough and colds. The oil is either rubbed .....
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The Planet Venus
Words: 329 - Pages: 2.... Venus. Venus has a lot of craters on its surface. There are 935 craters on Venus that are named after famous women. The largest crater is named crater Mead. Almost all of Venus has volcano rock on the surface. There is over 100,000 volcano’s and they dot the surface. One flow out of a volcano is over 4,300 miles long.
Venus was the first planet to be reached by a space probe. The space probe Mariner 2 flew close to Venus that sent information to Earth. The Mariner 2 was from the United States. A space probe from the Soviet was called the Venera 7. It was the first probe to land on Venus. When it landed it stopped working because the .....
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