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Essays on Science

Chemistry
Download This PaperWords: 316 - Pages: 2

... constantly. I am the plunging rain tah pours when the sun is shining, the white, damp snow that drifts in children's dreams, and the darting hail that prevents little boys and girls to attend school. I am the vivid part of life. I shield protection for those below me from the sun's intense heat. I am fed and drunk by those who go through hunger. As acid contained in the human body, I digest food and clean out wastes. I am a desperate hope for a cure, yet poison, slowly spreading in the air and along the land. I am the colorful fireworks "sprocketed" across the dark sky when the touch of two soft lips are gently pressed together. I am the warm tears trickling slowly ...



Lab Protocols
Download This PaperWords: 473 - Pages: 2

... you should only interact with your partner and the teacher. This will prevent distraction from your set experiment. The fourth rule is that you should not leave your experiment unattended whether you think it is dangerous or not. This rule is completely self explanatory for safety purposes. The fifth rule is to be extremely careful with equipment. Not only for money purposes but also for your own personal safety. The sixth rule is to not touch anything that the teacher or the lab specifically instructs you to. Because you don't need to. The seventh rule states that activities should only be done if they are specifically discussed in your lab. This is ...



H.i.v. About Aids
Download This PaperWords: 2048 - Pages: 8

... the immune system time to expunge it before the onset of AIDS. In order to be able to fully comprehend and analyze this question we must first ascertain what HIV is, how the body attempts to counter the effects of viruses in general, and how HIV infects the body. Definition HIV is the virus that causes AIDS. HIV is classified as a RNA Retrovirus. A retrovirus uses RNA templates to produce DNA. For example, within the core of HIV is a double molecule of ribonucleic acid, RNA. When the virus invades a cell, this genetic material is replicated in the form of DNA . But, in order to do so, HIV must first be able to produce a ...



Who Is Responsible For Cleanup Under CERCLA?
Download This PaperWords: 467 - Pages: 2

... parties can be identified, then they can be held liable for either cleanup costs incurred, or for replenishment of the Superfund. Who is a Potentially Responsible Party? 1.) Owners and operators of waste sites. i) CERCLA actions against dissolved corporations are permissible ii) If one is the owner or operator, liability may attach even if some other party in the past placed hazardous wastes there. ( The seller of a foundry was found liable under CERCLA when it was sold for $25,000, but was appraised at $200,000, suggesting the decision to sell was for disposal of hazardous materials.) A vendor is not an owner if it did not own the property at the time of to ...



Are UFOs Real?
Download This PaperWords: 1817 - Pages: 7

... of UFO's did become so popular it seems as if the media did as well. Whatever the media says or mentions one breath of usually spreads so quick and gets so out of hand it is almost as unbelievable as a UFO being real. Another odd fact about UFO's is that if they are suppose to be out there somewhere why did the government stop research on them? Maybe they got tired of spending money on something that was getting them nowhere. The overall and main question that has been asked for many, many years is, "Are UFO's real?' This is simply one question that can not be answered with yes or no but only answered with opinion. My opinion as to whether or not UFO's a ...



Acupuncture
Download This PaperWords: 946 - Pages: 4

... inch deep. They are then twirled and sometimes topped with Chinese herbs, which are burned (Abrams 103). is also occasionally combined with electrical stimulation that is supposed to enhance the effects of (Consumer 54). Patients that have experienced the treatment claim that "is less painful than getting a shot or having blood drawn because the needles are so thin" (Weiss 73). The question remaining involves the legitimacy of treatments. It has a long history of success in Asia dating back over 5,000 years (Duke 224). The method approaches problems as "patterns of disharmony" which are responsible for poor health in individuals (Consumer 55). Orien ...



Drug Identification With Gas Chromatography Mass Spectrometr
Download This PaperWords: 771 - Pages: 3

... have theories behind how their techniques work, and specific forensic applications for their instrumentation. The history and theory of the gas chromatography started over forty years ago with the invention of the capillary column. The gas chromatograph offers rapid and very high-resolution separations of a very wide range of compounds, with the only restriction that the analyzed substance needs to have sufficient volatility. The theory behind the mass spectrometer is to use the difference in mass-to-charge ratio (m/e) of ionized atoms or molecules to separate them from each other. Mass spectrometry is therefore useful for quantitation of atoms or molecules and also ...



Elephantiasis
Download This PaperWords: 291 - Pages: 2

... fluid away from these tissues. The most frequently affected part is the leg. The most common cause of lymphatic obstruction is filaries. Filaries is caused chiefly by the species Wuchereria. When you have wherever it is located your skin will become rough and thickened like the skin of an elephant. Over 1 billion people in 73 countries are at risk of getting elephantiasis, and there are over 120 million people who already have it. New research has determined that albendazole, which has already become a standard treatment to fight intestinal parasites, is 99 percent effective against the parasite that causes lymphatic filariasis. The diseas ...



Pollution And The Environment
Download This PaperWords: 767 - Pages: 3

... Today, we have about half of the animals we did a long time ago. A big reason is due to pollution. These animals’ homes are taken away because of the trash content everywhere. It is not fair to these animals whose food and shelter always gets contaminated. When these animals get killed, it breaks a part of the food chain. If an animal is taken out of the chain, the other animals that eat that one will go hungry, therefore killing them off too. Contaminated food has already happened to the food humans eat. For example, the Mad Cow Disease. This disease slowed the beef market down and it is easily happening in the other ocean creatures market. Humans have no r ...



Global Warning
Download This PaperWords: 793 - Pages: 3

... global warming." From 1880 to today, by many measurements, the global average temperature has increased by 0.5 Degrees Celsius. Human and ecological systems are already vulnerable to a range of environmental pressures, including climate extremes and variability. Global warming is likely to amplify the effects of other pressures and to disrupt our lives in numerous ways. "Melting icebergs and expanding oceans may cause floods." The Intergovernmental Panel on Climate Change (IPCC) predicts that there will be an increase in sea level by the year 2100 of 1.5 feet . ...




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