Abstract Pigments extracted from different greens have different polarities and may be different colors. Mixed pigments can be separated using chromatography paper. Chromatography paper is able to separate mixed pigments due to their polarity and solubility. Pigments of chlorophyll a‚ chlorophyll b and beta carotene will be separated on chromatography paper because each has its own polarity and solubility‚ which results in different distance traveled up the paper. Beta carotene is non-polar so it
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disadvantages of eating fast foods and hopefully they will think twice before choosing to eat fast food. Introduction: Due to the fast paced lifestyle most Americans live‚ we tend to eat a lot of fast food due to its convenience and easy access. Although fast food restaurants provide a fast and convenient meal‚ they are very bad for your health‚ due to lack of quality‚ preparation of foods and trans fats‚ just to name a few of the disadvantages to fast foods. Fast food is not the cause of obesity
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blaming the fast food industry. Teenagers have filed lawsuits blaming McDonald’s for their health problems‚ and a public health group in California has asked the governor to declare childhood obesity a state of emergency. But parents—not the fast food companies‚ not the government--are in the best position to fight the epidemic of overweight children. Parents are responsible for teaching kids healthy eating and exercise habits. Parents are to blame if they let kids eat unhealthy foods and sit in front
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Why should people avoid consuming food with artificial additives? Communication 103-816 December 9‚ 2013 I. INTRODUCTION: Have you ever looked at the back of food packages and wondered what those long named ingredients listed are or what they even mean? Personally‚ most of the time I do not even know what half of those big words are or sometimes I do not even bother to look at the ingredients list. Well‚ all these big‚ complicated words are fancy names for the additives
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speech outline (example) Topic: | Food and Health | Title: | Unhealthy food should not sell in school canteen. | General purpose: | To persuade | Specific purpose: | To persuade my audience that unhealthy food should not be sold in school canteen. | Central idea: | A speech about the factors students taken unhealthy food‚ how eating unhealthy food affects health and government should come up with strict rules and regulation selling of unhealthy food at the school canteen. | Organizational
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Food Adulteration : In our daily life there are so many unhygienic and contaminated things for our health. Most of our things our contaminated. Even the food‚ which we eat‚ is adulterated. Now a question arises that what is adulteration? The answer is that the deliberate contamination of food material with low quality‚ cheap and non-edible or toxic substances is called food adulteration. The substance‚ which lowers or degrades the quality of food material‚ is called an adulterant. Adulteration brings
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Fast Food vs. Healthy Foods Is fast food causing obesity? It is an important topic‚ but who is causing it and responsible‚ is more important. Parents are blaming fast food industries for the fault of their children’s overweight‚ when in reality‚ parents are not taking the blame for their child’s obesity and exercise problems. Now in days obesity is becoming more and more common in a child’s childhood and considered important. According to Daniel Weintraub‚ “A public health group called last week
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The Battle of Foods The big controversy about what is better for people to eat every day has become a common topic over the world in recent years. There are countries‚ such as the United States‚ which is one of the largest fast food producers in the world where most citizens depend on fast food. Every day‚ people in America are tempted to stop by a fast food restaurant to get an easy-to-grab meal because it is faster than packing lunch at home when they are outside going through their daily
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Recommendations 12 Conclusion 14 Exhibits 15 Bibliography 16 Executive Summary History Kraft Foods began in the year 1903‚ when James Lewis Kraft purchased wholesale cheese and began to sell it to stores in Chicago‚ Illinois. Later on James Lewis Kraft along with his four brothers‚ Charles‚ Fred‚ Norman‚ and John‚ start the company J.L. Kraft & Bros. Company. The company then decided to produce and vend the company’s own cheese goods. The company then altered its name to Kraft Foods and began
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Analysis on Fast Food Culture and Its Double-side Effects to the world from the Development of American Fast Food Analysis on Fast Food Culture and Its Double-side Effects to the world from the Development of American Fast Food Outline Ⅰ.Introduction Ⅱ. Brief History of American Fast Food Famous Brands of Fast Food 1. McDonald’s 2. KFC Ⅲ. The Development of Fast Food Industry Ⅴ. Globalization Ⅵ. Conclusion 陈秋丞(jack) 1226210934 English class 1209 (semester 2-2013) June 6th 2013
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