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Toxicology Essay Example | Topics and Well Written Essays - 2000 words - 1
Toxicology - Essay Example This investigation is being embraced too according to the general toxicology of anti-infection agents and the ...
Monday, February 24, 2020
Learning English as an Additional Language Essay
Learning English as an Additional Language - Essay Example Effective ways of supporting learning in Science for children are a decisive means to an important end, which is children learning science. The following are the principles that aid strategies that support learning in science for children. The first principle is to accept measures of responsibility for the children if they struggle and/or fail to learn science. The level of responsibility accepted depends on the childrenââ¬â¢s degree of effort to learn. If children and teachers equally participate and contribute in the learning, it is the teacher who is responsible when children come across difficulties. Also, the teacher should be capable in modifying instructions so as to assist struggling and failing children improve. The practical strategy listed below explains precise articulations of the beliefs and dispositions of effective application of strategies that support learning in science for children. For some principles, their feasible applications enumerate actions for effectiv e theory and practice of strategies that support learning in science for children. Teachers who view this as the main goal and support the practice of various strategies as a purposeful means help all children learn (Ammon, 2006). ...à Believe that all children can and will learn. Create a challenging, but not- intimidating science learning atmosphere. Commit to the learning and academic growth of all children. Picture yourself as able, dependable and positive. Believe that one can practice strategies that support learning in science for children efficiently, and that effective teaching will guide positive learning outcomes. Core scientific ideas Teachers have long taught children science as a sequence of lessons, and reading assignments on its body of knowledge. If practical experiment activities are included, they focus only on the development of practical skills and techniques, not on understanding scientific ideas through questions. Such practice of a strategy in learning scie nce falls short of preparing children for higher learning. Nowadays, children live in a world full of things of scientific inquiry. When children complete their formal learning, they will go into an environment crammed with products that will be as a result of scientific inquiry. Todayââ¬â¢s children must learn how to do scientific inquiry and use this information to take actions that will impact in their growth and their future. To prepare children to live and be prepared for advanced learning in science, teachers are required to make room for scientific inquiry by reducing the emphasis on teaching science as a sequence of teaching and reading assignments on scientific knowledge. In addition, teachers must to a great extent reduce their coverage of non-essential scientific knowledge.
Thursday, February 20, 2020
Oxycodone Research Paper Example | Topics and Well Written Essays - 1000 words
Oxycodone - Research Paper Example OxyContin is a brand for single-ingredient oxycodone with time-release mechanism. OxyContin was approved by U.S. Food and Administration in 1995 and became available in the market in 1996. Oxycodone belongs to the Schedule II class or controlled substance which means it has high abuse potential. It causes physical and psychological dependence that people often misuse the drug. Oxycodone is a potent pain killer similar to heroin. It elevates dopamine, a neurotransmitter in the brain that causes pleasurable experiences or euphoria. It also creates artificial endorphins, a chemical that binds receptors in the brain that gives one a ââ¬Å"feel goodâ⬠effect. It causes elation because the body cannot properly absorb the drug. Some illicit users abuse this drug to experience this euphoric high. Oxycodone is misused in different ways: snorting the powder by crushing the pill, chewing it, and injecting the solution by crushing and dissolving the tablets in water. These methods defeat t he time-release mechanism in OxyContin that causes the active ingredient to take full effect after ingestion. This dramatically increases the risk for overdose. Like other opiates, oxycodone has side-effects that can impair both mental and physical abilities. Common side-effects include nausea, dizziness, lightheadedness, seizures, constipation, blanking of emotions, and mental clouding. Acute overdose also can produce irregular breathing or respiratory depression, respiratory arrest, skeletal muscle flaccidity, low blood pressure and heart rate, coma, and death due to cardiac arrest or slowed breathing. For the last 20 years, oxycodone has been the most abused prescription drug. Oxycodone is highly addictive because use over a long period of time (from several weeks to months) leads to tolerance and the need for higher doses to reach desired effects. Because of its affects similar to morphine and heroin, oxycodone appeals to morphine and heroin users. Some even call it hillbilly he roin. When users stop taking oxycodone, they can experience withdrawal symptoms. These include anxiety, insomnia, nausea, fever, and flu-like symptoms. Like other narcotics, oxycodone is regulated by the Drug Enforcement Administration (DEA). It is an expensive drug when acquired illegally on the black market. Prices may range from $25-50 for a 50 mg. tablet. However, with more generic brands becoming available, it may cost $5-10 per pill. To prevent abuse or excessive use and decrease toxicity, new formulations are being developed. Currently undergoing clinical trials is a new drug called Remoxy. Drug users will go through great lengths to get the drugs. People would sometimes steal the drugs if they didnââ¬â¢t have the money to buy them. There was an incident in South Berwick, Maine, where someone got arrested for robbing three pharmacies for OxyContin. Sometimes, people would get illegal prescriptions of OxyContin. Doctors can also be part of this crime. In Winnepeg, a physici anââ¬â¢s license was revoked for recklessly prescribing OxyContin and Percocet. To satisfy his own addiction, he used his patients to acquire large quantities of narcotics. One woman in Florida was arrested for 23 counts of doctor shopping. She obtained 69 prescriptions from six different doctors who
Saturday, February 8, 2020
Marketing Management Essay Example | Topics and Well Written Essays - 1500 words
Marketing Management - Essay Example Primary research has shown that the most preferred brand in the category of consumer product is Pantene. They prefer Pantene than any other brands because it caters to all types of hair requirements. Pantene is the most famous brand in hair care; they are brand loyal towards the product. Brand loyalty is an attitude toward a brand (Pride & Ferrell, 2008, p.330). The primary research shows that they are satisfied with the brand and thus consistently purchase the same brand. Pantene a product of Procter & Gamble has very well positioned itself in the minds of the customers. The survey has shown that the most recalled brand was Pantene. Positioning is nothing but the battle of the mind. In order to stay ahead from the competitors, the first thing is to position the brand in the consumers mind so that he or she tends to go for that particular brand (Sengupta, 2005, p.2). And this is exactly what the hair product has done. It is the number one hair care brand. Brand loyalty plays an impor tant factor when deciding upon a brand. When asked about how loyal they were with their brand, it was found that Pantene follows the third degree of brand loyalty, brand insistence. They would not go for any other substitute, they strongly prefer Pantene. This is referred to as brand insistence. ... When asked about the first five brands that come to their mind, the first name was Pantene. Thus the brand had achieved the success because it takes a lot of effort to remain on top of the mind thus it has positioned very well in the minds of the consumers. As discussed earlier, they would not go for any other brands even if they do not find the desired product; this indicates the loyalty towards the brand. The purchase decision criteria for most respondents depend upon the brand name. The very reason why as to Pantene is preferred was because of its focus mainly on the health of the hair. Pantene is the brand which caters to all hair segments be it long straight short curly etc. it has a wide range of products which deals with the different types of hair of the consumers. Hair care is one of the important factors that mainly concern the consumers. Many of the Pantene users believe that it provides their hair with a healthier looking with more shine and more confidence among themselv es. One of the respondent stated that hair has a personality and it is taken well care of by Pantene. Thus Pantene has proved to be the number one brand and captures the market share. It is a product that has emotionally affected the consumers. They feel that it is only Pantene that suits their hair types and especially because it is available for all hair types. Secondary research Market segments and targets Pantene is a product of Procter & Gamble, a fortune 500 company. It deals in consumer goods. Market segmentation is an important part in marketing. It is necessary to decide the segment in which the product is to be introduced. It has segmented its product in three categories that is Fine, med-thick, curly and color. Since it has segmented its
Wednesday, February 5, 2020
There is no set topic Essay Example | Topics and Well Written Essays - 500 words - 1
There is no set topic - Essay Example Goodman Brownââ¬â¢s decision to come to the forest and meet with the devil is, on the one hand, mystical and, on the other hand, courageous. The major concern of the man is not the fact of meeting itself, but the thought of how others would think of him after that. Religious beliefs of Goodman Brown are interesting from psychological perspective, because this faith is based on his conviction that people around him are also religious. Unfortunately, protagonistââ¬â¢s faith is too weak and can be easily influenced by other people. Therefore, when a man gets to know that his close people like father, wife, grandfather, Goody Cloyse, Deacon Gookin, the minister are in friendship with devil, he makes up his mind to join the majority as well. People who joined devil used to be pious and respected in their village. Thus, Goodman Brown does not even question rightfulness of his decision concerning religious and faith matters. The protagonist simply does the same as everyone he knows we ll. Being inherently corrupted Goodman Brown is destined to lose his innocence, which is a symbol of transgression from the Godââ¬â¢s world into the world of devil. From the very beginning it was Goodman Brownââ¬â¢s choice to go to the forest and meet with the devil. No one tells him to do so. Such an order of events is very convenient to the devil and he even facilitates Goodman Brown in his decision.
Wednesday, January 29, 2020
Discuss the importance of dreams in the play Essay Example for Free
Discuss the importance of dreams in the play Essay Arthur Asher Miller (October 17, 1915 February 10, 2005) was an American playwright, essayist and author. He was a prominent figure in American literature and cinema for over 61 years, writing a wide variety of plays. Miller was born into a moderately-wealthy Jewish family in New York City. His father, Isidore Miller, was a ladies-wear manufacturer and shopkeeper who was ruined in the Great Depression. His mother, Augusta, was a housewife who valued literature and education. His sister, Joan became an actress. Death of a Salesman is a 1949 play by Arthur Miller and is one of his most famous and commonly revived works. Viewed by many as the American Dream of achieving wealth and success, Death of a Salesman made both Arthur Miller and the character Willy Loman household names. Some of the other titles Miller considered for the play were The Inside of His Head and A Period of Grace. The American Dream is the faith held by many in the United States of America that through hard work, courage, and determination one can achieve a better life for oneself, usually through financial prosperity. These were values held by many early European settlers, and have been passed on to subsequent generations. What the American Dream has become is a question under constant discussion, and some believe that it has led to an emphasis on material wealth as a measure of success and/or happiness. The American dream is a dream of having 2 children and living in a perfect house with financial security. This ideal is closely related to Horatio Algerism. http://en. wikipedia. org/wiki/American_dream In the play Death of a Salesman, dreams are discussed and shown in many different ways throughout the play. There are dreams that happen during ones sleep, hopes and ambition type dreams, day dreams, fantasies and national/cultural dreams. In this play all are explored, and the national dream focused on is The American Dream. Dreams in this play stimulate the characters reactions and actions; they also affect the way the play is structured and explain behaviour of both the past and present. The play is unusually structured; there are no scenes just three main sections, Act 1, Act 2 and the Requiem. Within Act 1 and Act 2, there are several dreams and possibly flashbacks but the audience is unaware of what is real or not. The American Dream features in the play but not informing the audience that The American Dream is what it is partly focusing on. On page 82, Biff says Weve been talking in a dream for fifteen years. First of all the reader thinks hes saying hes been taking in the dream for 15 years but reading the sentence over we see talking. The reader thinks that it means the American dream, and at this point in the play Biff realises himself and his family has been trying to live this dream but are unsuccessful. The American Dreams is partly to do with status and having the best of everything. It also focuses on popularity, success, ownership, wealth and your house and objects within it. The American Dream is linked to capitalism and consumer culture, which is when we are sold items we dont really need. This is a symbol of success and if you can afford these luxury items they are a fall back for your family. When someone dies their family receives insurance, not only life insurance but also insurance for the object used in the death, for instance a car. This is all part of Willys plan to make his family more wealthy. Willy is scared of becoming an ordinary man, which in those days was a man that can no longer afford the luxury items that Willy possesses, when Linda is talking to Biff on page 44 she says Willy Loman never made a lot of money. His name was never in the paper. Hes not the finest character that has ever lived. But hes a human being, and a terrible thing is happening to him. So attention must be paid. This shows the reader that Linda knows about Willys depression and that she knows he is becoming and has a fear of becoming a typical, ordinary man. This is not what Willy wants or wanted at all, Willy wanted to be well known around the country and great, successful. The depression that Willy held may have been caused by the lack of positive attention, his lack of progress in his job or his fear of becoming this ordinary man that he never wanted to be. Linda also knows that in his last months or weeks, herself and her sons need to make up to Willy and give him the most positive attention that they can. On page 44 Linda says Attention, attention must be finally paid to such a person. This is also evidence to suggest Willys want for death. Willy is not progressing at all in his job, his ex boss son is now at the top of his career ladder but Willy, still near the bottom should have retired. But his dreams and passion to become rich and successful meant that he forced himself to carry on working and hope that one day these dreams will be fulfilled.
Monday, January 27, 2020
Political Orientations and Its Impact on industrial relations
Political Orientations and Its Impact on industrial relations The following content will evaluate how and to what extent workplace representatives in the current era are important in trade unions. Trade unions are organisations that represent people at work and are principally concerned with protecting its members in the employment relationship. (Salamon. 1987. 81). A trade union consists of a group of workers who come together to organise and represent their interests in order to be more conversant and powerful when it comes down to cooperating with their employers. The trade unions or labour unions originated when groups of workers came together to form an organisation that works towards their well being (Edwards, March, 2003). The significance of the trade unions lie in the fact that they can negotiate wages, rules of hiring, recruitment and firing, working conditions, workplace security and safety policies, employee benefits, compliant processes, promotion policies, retirement benefits, etc. with the employers and the government on behalf of their members (Dine, 2007). The trade unions gain their strength due to the numbers of members who join them. Thus, providing the unions with the power to sometimes dictate terms to employers, governments and other parties and may influence the political, economic and social climate within a country (Dine, 2007). The unions also by virtue of their positions exercise power and influence on their members as well as non-members (Edwards, March, 2003). The essay will look at Trade Unions in UK and USA: Politi cal Orientations and Its Impact on the Industrial Relations aims to compare and contrast the political orientation of trade unions of the United kingdom and the United States of America and evaluate their differential impact on the industrial relations systems in both the countries. In an attempt to achieve this aim, this essay looked at the trade unions in the UK and the Labour Unions in the USA and made a comparative analysis of the differences and similarities between the two with regard to their political orientations. And, tried to analyze how these similarities and differences in their political orientations impacted the systems of industrial relations that existed in both the countries. The essay thus aimed at providing explanatory insights into understanding the relations that existed between the political orientations of trade / labour unions and the industrial relations systems of a country. The trade unions originated in Europe and spread across of different countries around the world during the industrial revolution (Ebbinghaus and Visser, 2000). The trade unions in the United Kingdom were established as early as 1867 and aimed at improving the socio-economic situation of members of the working class (Ebbinghaus and Visser, 2000). It soon turned into a movement that resulted in the formation of the present day Labour Party in the UK (McIlroy, Fishman and Campbell, April, 2008). With changing times and governments in the country, trade unions saw an upheaval in their power orientation, membership trends and structure (Josselin, January, 2001). What began as a movement by the blue collared industrial workers, are now being supported and participated in by white collared shop workers and office workers in the UK (Poole, 2003). Some of the main trade unions in the UK include the National Union of Mineworkers, the National Union of Agricultural Workers, the Association of C otton Spinners, the Operative Society of Bricklayers, the Amalgamated Society of Engineers, the National Union of Gasworkers General Labourers, the National Union of Railwaymen and the Transport and General Workers Union, etc (Ebbinghaus and Visser, 2000). These unions are members of larger bodies known as the Trades Union Congress (TUC), the Scottish Trades Union Congress (STUC) and the Irish Congress of Trade Unions (ICTU) (Reid, April, 2005). In the USA, the trade unions are known as the labour unions. These are similar to trade unions in the UK, however comparatively smaller in size of memberships. The Labour Unions in the United States exert its power or influence through its allegiance within the Democratic Party and other like minded organisations (Kochan, Katz and McKersie, 1994). The members belonging to the labour unions include public sector employees such as law-enforcements officers, educators, etc (Kochan, Katz and McKersie, 1994). These unions similar to the unions of the UK aim at improving the working conditions of their members along with negotiations for better wages, working conditions benefits, post retirement benefits, security and safety of workers, etc. Some of the examples of labour union organisations in the USA include the American Federation of Labor, the Workingmans Party, the Industrial Workers of the World, the Knights of Labor, the United Mine Workers, the Congress for Industrial Organisations , etc ((Kochan, Katz and McKersie, 1994). These unions fall under the umbrella of two major labour unions namely: the Change to Win Federation (CtW Federation) and the American Federation of Labor and Congress of Industrial Organisations (AFL-CIO) (Kochan, Katz and McKersie, 1994). The aims or goals of the trade / labour unions in both the counties and in other parts of the world remain similar and yet there are differences in the way these unions / organisations are organised, structured, functioned and negotiated their power of influence. Black had suggested that trade unions, however big or small, have the ability to change the politico-socio-economic environment of a country and this is the reason for their power (Black, July, 2005). With the advent of media and worldwide communication systems, these unions are gaining further strength and the ability to influence governments, private business enterprises and the masses (Yates, May, 2009). Hence it is interesting to understand how these organisations exert or apply its power if at all on the political climate of a country and influence the systems of industrial relations. Comparison of Political Orientations of the Trade / Labour Unions The trade unions in the UK and the Labour Unions of the USA share similarities and dissimilarities that impact their political orientations. In the UK, the trade unions find expression in the countrys politics through the Labour Party (Hyman, 2001). In the USA, on the other hand, the labour unions express themselves through the Democratic Party (Hyman, 2001). Weiss had suggested that the governments in countries are generally influenced and limited by the political, economic and welfare organisations with the countries (Weiss, 2004). Trade / labour unions are among the bodies that have the capability to influence the way a government makes policies on different subjects especially those which have the ability to directly or indirectly affect the workers of the country (Weiss, 2004). The free economy of the USA makes it difficult for the policy makers of the country to balance between the demands of the labour unions and those of the corporate enterprises (Frege and Kelly, November, 2004). In the light of the recent economic recession that hit the country in 2008, the political circles found it difficult to find a mid way between governmental regulations on worker benefits and corporate losses to meet those regulations. In the UK however, trade unions have had a significant influence on the way the economic and social development policies were laid out by the government (Clark, April, 2009). It is only in recent years, when the UK government has started to open up its economy to make it more liberal, have the political orientations of the trade unions lost their strong hold (Armingeon, March, 2006). It is interesting to understand here is that the Labour Party, which has strong ties with the trade unions, is the ruling party in the UK. The social orientation of t he trade unions in the UK has resulted in the centre-left orientation of the present ruling party in the country. In the USA on the other hand, the Democratic Party, the ruling party adopts a liberal approach. It however is similarly oriented (centre-left) as the Labour Party of the UK. The question that can be asked at this point is whether the orientations of the ruling parties in the two countries can be attributed to the political orientations of the trade / labour unions in both the countries. With changing times, the memberships of the trade / labour unions have taken a hit (Croucher and Cotton, January, 2009). This has not only impacted their ability to influence but also their own organisational strength (Kubicek, 2004). Both the countries, UK and USA, have liberal economies, making it difficult for the unions in the present day context to completely influence the rules, policies and strategies that govern the markets and consequently the political scenario (Jose, 2002). Thu s it can be stated that the political orientations of the trade / labour unions in the two countries have definite influence over the way in which the rules and policies are made by the governments in the two countries and that these impact the industrial relations systems. Impact on the Industrial Relations Systems The strength of the labour / trade unions lay in their ability to negotiate better working terms with the employers and get the governments in different countries to form labour laws that were labour oriented (Kelly and Willman, 2004). In the face of the changing times and the post communist era, the role of the labour / trade unions has started to dwindle (Clark, Delaney and Frost, March, 2003; Wahl, 2004). The question that remains is whether the labour / trade unions and their political orientations still have the ability to impact and influence the industrial relations systems in different countries. In UK, over the recent years, there have been fall in the membership of the trade unions (Crowley and Ost, 2001). One of the most commonly cited reason for this is the inability of these unions to use their political orientations and negotiating powers to benefit the workers (Frege and Kelly, 2003). Similar issues have been identified in the US as well. Studies have shown that the trade / labour unions are not being able to offer the collective bargaining coverage to all jobs in a country (Kubicek, 2004). This is not only reducing the faith that workers had on the labour / trade unions but also the influence that these unions had on the systems of industrial relations. There have been different causes cited for the diminishing influence and impact of the labour / trade unions in the UK and the USA. Kubicek had found that the labour / trade unions were lacking in a definite labour agenda and resources (Kubicek, 2004). Crowley and Ost had suggested that the trade / labour unions are no w merely regarded as the reflection of the former socialist endeavours and thought to no longer function as agents of the worker welfare (Crolwey and Ost, 2001). However, there have been instances where the political orientations of the unions have helped in preventing the government in turning completely capitalistic in its approach in the present day (The Trade Union Movement, New Labour, and Working-Class Politics. Workers Liberty). The economy of the UK and the changing economy of the USA (post the economic debacle) are changing the way the labour / trade unions and their political orientations are impacting the industrial relations systems in both the countries. Thus in conclusion, it can be said that the uncertainties created by the economic conditions in the USA and the UK are impacting the political systems and thereby changing the influence of trade / labour unions and their political orientations. These changes and impacts are being felt in the formal organisational conditions as well as the power of the employers, collective bargaining and industrial relations systems. The final outcomes being exhibited are in the form of democracy and / or oligarchy through competition, opposition, internal bargaining and finally, decentralisation of the decision-making power.
Tuesday, January 21, 2020
Science of Microwave Heating :: microwave oven
The microwave oven, a tool that we use often in our busy lives to heat up foods when we just don't have the time or patience for a conventional oven to do its work. How does this device work? It's pretty simple if we use the basics of physics to explain it. Vibrations from the high frequency radio waves cause the water and fat cells in food to generate heat through friction of the molecules. An example of this using a turkey shows the molecules positive and negative particles acting through these vibrations to cause friction. J. Carlton Gallawa -- http://www.gallawa.com/microtech/howcook.html "In microwave cooking, the radio waves penetrate the food and excite water and fat molecules pretty much evenly throughout the food. There is no "heat having to migrate toward the interior by conduction". There is heat everywhere all at once because the molecules are all excited together. There are limits of course. Radio waves penetrate unevenly in thick pieces of food (they don't make it all the way to the middle), and there are also "hot spots" caused by wave interference, but you get the idea. The whole heating process is different because you are "exciting atoms" rather than "conducting heat"." -- Howstuffworks.com From Wikipedia.org: "Microwaves, also known as Super High Frequency (SHF) signals, have wavelengths approximately in the range of 30 cm (1 GHz) to 1 mm (300 GHz)." and "A microwave oven uses a magnetron microwave generator to produce microwaves at a frequency of approximately 2.4 GHz for the purpose of cooking food. Microwaves cook food by causing molecules of water and other compounds to vibrate. The vibration creates heat which warms the food. Since organic matter is made up primarily of water, food is easily cooked by this method." From http://www.gallawa.com/microtech/howcook.html: "Microwaves possess three basic characteristics: * Just as sunlight shines through a window, microwaves pass right through some materials. Materials such as glass, paper, and plastic are transparent to and generally unaffected by microwaves. * Microwaves are reflected by metal surfaces, much as a ball would bounce off a wall. The metal walls of the cooking space actually form a cavity resonator. In other words, the enclosure is designed to resonate the microwaves as they are radiated from the magnetron tube. The principle of resonance may be illustrated using sound waves. When a piano key is struck, it produces sound vibrations or sound waves. Sometimes a note is played on a piano, and an object across the room, perhaps a wineglass, can be heard vibrating and producing the same sound.
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