Sunday, November 3, 2019
ECO..Profits and morality Assignment Example | Topics and Well Written Essays - 250 words
ECO..Profits and morality - Assignment Example This is because there will no longer be a motivation to keep doing paying or else the electric supply will be cut off. However, in this case of freedom to decision-making involving consumption has led to a negative outcome reducing the wellbeing of the capitalistic electric company that is there for profit. Another example mentioned involves Ford Pinto model of car and is a quite well-documented incident regarding the defective rear engines of the car that could catch fire following collisions (Sidewinder77, 2007b). If people were given the freedom to decide about the production and buying variables of the car, most individuals would not be willing to pay a higher price for a safer car. This decision would ultimately increase the risk of being susceptible to death by a faulty car because people, if given the freedom to decide, would not always choose rationally thereby reducing overall wellbeing of the
Friday, November 1, 2019
Personal Development Plan for the Next Five Years Essay
Personal Development Plan for the Next Five Years - Essay Example ement) For my personal analysis, I used the Myers-Brigg personal indicator and the VARK learning styles assessment. Myers-Briggs assessed me as a INTJ, Introverted, focusing on my inner world, Intuitive, one who interprets and adds meaning to data, Thinking, one who depends on logic and consistency, and Judging, one who prefers things to be settledhttp://www.myersbriggs.org/my-mbti-personality-type/mbti-basics/. The Myers-Brigg type indicator is based on C.G. Jungââ¬â¢s psychological character theory that classifies individuals by their introverted and extroverted attitudes as fundamental orientations to the subjective world around them (MacCrae & Costa, March 1989). Myers-Briggs used Jung as their starting point and created 16 types of attitudes and preferences to measure personality types. The MBTI measures our preference for 1) interacting with one another, 2) gathering information, 3) making decisions about what we experience, and 4) controlling ourselves and the world around us (Nicholson, 24 June 2011). Extroversion or Introversion(Energy Orientation)à According to Quenk,extroverts get their energy from the outer world of people and objects.(Quenk, 2009) Extroverts are social and outgoing, build attachments quickly and share ideas readily; introverts are personality opposites of extroverts. This type of personality is satisfied and feels energized when they spend a time alone or with a close friend.(Quenk,2009).According to Watkins,these type personalities think before they speak, are not always self-confident and are reserved and introspective(Watkins,1999).à According to my MBTI result I'm clearly the introverted personality type (84% introversion vs. 16% extroversion).The result of the first step was not surprising for me. I have been criticized many times about being introverted, but the significant way to analyze me is by giving an example about my friends and our meetings. As a friends group, we usually meet in numbers of three or four peop le and avoid activities that require interaction with other people. We prefer going to the cinema rather than talking in a pub. Even when we are giving a party we invite people that we know very well, rather than groups of strangers or classmates. According to these examples I am an introverted personality type.à Sensing and Intuition (Learning Process)à By Sensing we gather information using our five senses; Sensing is based on details of the environment surrounding us (Quenk,2009).Intuition is assimilation of ideas and theories by focusing less to the details in environment (Joyce). People who prefer sensing like problems with standard solutions, they are more realistic, practical and more interested in things happening (Bayne, 1997). Intuitive people are more futuristic, impatient to routine and they like to see the big picture (Bayne,1997).à Results of the MBTI showed that my learning style is more close to the intuitive type (intuition 74% vs. sensing 26%).à When I get bored from a book,to entertain myself I open the book at random and try to relate the events to one another then attempt to figure out the ending of the book. Sometimes I ignore details aboutan object and assign a metaphorical meaning to the story. I agree that I prefer intuition but I am questioning the high percentage that was portrayed in my evaluation. When I solve problems I
Wednesday, October 30, 2019
Services marketing environment Essay Example | Topics and Well Written Essays - 2000 words
Services marketing environment - Essay Example Moreover he will give some recommendations from the results and the analysis, which will help the hotels to be improved. The purpose of this chapter is to provide a summary as well as an interpretation from research findings of the secondary data, by books, journal articles, reports, electronic databases and websites in order to drown the literature. In addition, an in-depth analysis of the roles and purpose of the HR in organizations in general will be included, how HR assists in the organization and how HR helps the organization strategy. Moreover, the research is concentrated on the HRM in companies. Finally, some information about the HRM in hotels will be given. This chapter is very helpful in increasing the knowledge relative to the studying area since the results and the findings of the primary data will be related with the literature review. Therefore, the knowledge from literature review is going to provide a more professional research that will focus on the purpose of this research. Also, the purpose of this is to offer an overview of significant information published on the topic in order to narrow down the research questions to a specific, suitable form. 'The study of consumer behaviour is at this time seen as a 'behavioural or social science.' There are many that would challenge that this is a misnomer although it is not strictly a 'science', in it purest form when compared with the 'Natural' and 'Mathematical sciences'. Watson states, "Behavioural Science is a purely objective experimental branch of Natural Science." To understand the real reasons people purchase one brand over the other, it is necessary to understand their underlying needs and concerns. In the past the theory of consumer behaviour has come from psychology; however, with further study sociology, anthropology and economics also contribute. Social Influences/Class: 'Social class membership serves consumers as a border of reference for the growth of attitude and behaviour.' The hierarchical aspect of social class is significant to marketers. Consumers purchase products based on, either their own or a senior class, or their wanting to have an improved role and status in life (Andreassen, Paul B. 2002, 371-389). Interest have to be paid to social class, as it is a natural form of segmentation, which determines buyer behaviour. Due to this, Geodemographic clusters were developed to locate concentrates of consumers with particular characteristics. Many companies design products or services for specific social classes. Consumers from the lower classes may only dream of owning a BMW or Jewellery from Harry Winston, therefore marketers would not target them (Arkes, Hal R., 2003,
Monday, October 28, 2019
Construct and test an anemometer Essay Example for Free
Construct and test an anemometer Essay Readings 1-5 Results for calculated wind speed The anemometer will be able to measure to a degree of accuracy of two decimal places, giving it a resolution of 0. 01ms-1. This is because the least certain measurement of distance, the diameter of the anemometer was measured to two decimal places. This therefore restricts the accuracy of the anemometer to two decimal places when calculating wind speed. A calibration curve for potential difference against speed is now possible: When taking my results, I may find that I encounter wind speeds of over 2. 51ms-1. I predict that as the potential difference in mV increases, so will the rpm in a directly proportional manner, above 160 rpm. 80mv means an rpm of around 155 and a wind speed of 2. 51ms-1. The value for the rpm is the calculated mean from the 5 results taken. I can assume that for the amount of voltage involved in this practical, the relationship between rpm and speed will remain linear. Therefore, I am going to extrapolate the calibration curve, to give me values for wind speed that relate to higher potential differences being obtained. There will be a point where the relationship between the p. d and rpm will become non-linear. But I do not think that with the wind speeds I will encounter, this limit will be reached. An example of the kinds of rpm involved when the relationship between voltage and rpm may not be linear is when a similar type of motor is used in a motorised milk whisk, or model train. Both these motors are powered by 3v dc. This is a potential difference 75 times greater than produced by the motor turning at an average of 73 rpm. A wind speed 75 times greater than the wind speed for an average of 73 rpm is 89ms-1; this is around 200mph. This is very unrealistic, and the anemometer would not survive in such conditions. Therefore, I estimate that I will only encounter wind speeds at most, up to 18ms-1 (40mph). Up to this point I would suggest that the relationship between the potential difference and rpm would remain linear enabling me to calculate wind speed for potential differences of over 80mV. Results The table above shows the results obtained measuring the wind speed. I encountered several problems during the taking of the results. To obtain different potential differences, I needed to obtain different wind speeds. To do this I went to the sea front, and found different points along the sea front where the wind was blowing at different speeds. It was very difficult to accurately obtain a potential difference exactly equal to those recorded for long enough to read off the value for the datum at the same time. The wind source during the calibration was constant, and therefore fluctuations in the potential difference were minimised. As wind is not at all constant the task of recording the results was made harder. To record the results necessary to determine the accuracy of the anemometer, I found different wind speeds along the sea front and as accurately as possible gained a potential difference as close to those stated in the table. At the same time I measured the wind speed that created this potential difference using the datum. The results are not consistent with the findings from my calibration. Therefore I am able to analyse these results and the factors which contributed to the inaccuracy of the anemometer that I devised. As I predicted I encountered wind speeds fast enough to produce a potential difference greater than 80 mV. Using calculated data, I would have predicted that the corresponding wind speed was 2. 84ms-1, using values from Appendix 1. In fact using the datum I recorded a wind speed of 8. 20ms-1. The graph shows that the expected values for wind speed, produced from the calibration are all inaccurate. This obviously relies upon the assumption that the datum is accurate, which I can do. The results show that as the potential difference created by my anemometer increases, the inaccuracy increases. Both sets of results are linear showing that the calibration was successful to a certain degree, but now using this data I can analyse and explain why the results I achieved were inaccurate. Although they are inaccurate, they are not anomalous as they follow the predicted pattern. Analysis There were several factors during the calibration that could have led to these inaccurate results. Firstly, when the anemometer was placed in a very narrow wind stream, the returning cups did not have to pass through the same wind which was turning the cups. This means there would have been less air resistance during the calibration than when recording results. Contextually, this means that a potential difference of 50 mV created during the taking of results may correspond to a potential difference of 60 or 70 mV created during the calibration. This agrees with the results recorded, although the degree of inaccuracy is greater than this suggested difference. In actual fact using values from Appendix 1, the potential difference required to produce a wind speed equivalent to that recorded for 50 mV using the datum (4. 72 ms-1) is between 140 and 150mV. Another factor to suggest that the absence of air resistance during the calibration had an effect can also be seen on the graph. The inaccuracy of the results increases as the potential difference increases. This can also be explained using the same idea. During the calibration, a potential difference of 50 mV was calculated to correspond to a wind speed of 1. 51 ms-1; this means the returning cups were not encountering the resistance created by this corresponding wind speed. This can be compared to a potential difference of 80 mV where a corresponding value of 2. 51 ms-1 was calculated. The returning cups would therefore not be encountering a greater air resistance (because of the faster wind speed), increasing the inaccuracy of the results. The main factor that contributed towards the inaccuracy of the results, which encompasses the previous explanation is the inefficiency of the anemometer. As the winds energy was transferred from linear kinetic energy, to rotary kinetic energy (through the centre axle) into electrical energy (through the motor utilising the generator effect). At each stage energy will be lost, therefore making the values obtained for each rpm inaccurate. The inefficient transfer of energy was caused by several factors; these were friction in the motor, sound created by the turning of the cups, and mainly air resistance. The error seen in the results is a systematic error as all the results were similarly inaccurate; the speed of the cups that was calculated during calibration was slower than the actual wind speed. Obviously the size of error is greater than desirable when making a sensor, but now with this knowledge the results from the calibration could be altered to encompass this systematic error. Another factor that affected the accuracy of the results from the calibration was the inclusion of user error when measuring the time period for x number of flashes. For example, if I measured 40 flashes in 5. 50 seconds, but due to slow reactions or an error the time it took for 40 flashes to be produced was only 5. 30 seconds the difference in the calculated speeds of the cups would be 0. 11 ms-1. Although this is not a lot, it would still have been influential. The success of the anemometer can be measured by analysing its effectivness in meeting the qualities desirable for a good sensor. These include a good resolution, fast response time, low systematic drift or error, appropriate sensitivity and low random variation. The sensor had a relatively fast response time; the potential difference displayed on the multimeter was updated very quickly when a change of wind speed occurred. This made the data collection very different as the value kept fluctuating, although it showed a fast response time in respect of changing wind speed. I was able to reduce the effect that unsystematic random error had upon the results from the calibration by taking the average of the five sets of results. Small unsystematic variations were present in all the readings that I took, but as what I was measuring (thousands of a volt) is a small quantity these small variations had a relatively large affect (this being the sensors sensitivity). The sensitivity of a measuring system is the ratio of change of output to change of input; this is where the sensor became inaccurate as the multimeter did not have a sufficient resolution to create a sensitive enough sensor. The sensitivity was limited, as a very small input was inaccurately converted into a large output. This is why the results were so inaccurate, as the calculations converted very small differences of potential difference containing error (systematic and random) into relatively large values for wind speed therefore amplifying any error that was present in the results. For this same reason, the sensors resolution was limited. In conjunction with a high level of random variation caused by the multimeters insensitivity in measuring such a small amount of potential difference, the smallest degree of potential difference that I could accurately measure was 10 mV; this is ten, one thousandths of one volt. Therefore the resolution of the sensor is around 0. 15 ms-1; this is roughly the wind speed calculated from the calibration results for 10mV. This is irrelevant because of the fact that results can be calculated to 2 decimal places, as I can only be sure of results to the nearest 0. 15 ms-1 due to the sensors relatively large resolution. In comparison, the datum can accurately measure to 2 decimal places, e. g. 2. 42 ms-1. I was able to detect and explain the systematic error due to the fact that my sensor was relatively inaccurate and I had access to a much more accurate sensor designed to measure the same thing. The use of a datum enabled me to effectively analyse my results. Overall to create a more successful sensor, I would need to review the complexity of this sensor and devise a method that reduces the margin for error as the current design encompasses too many opportunities for the results to be affected. Bibliography www. uq. edu. au Picture of Reed switch Advancing Physics AS Institute of Physics Lonsdale Science Revision guide The essentials of OCR science double award. Instrumentation coursework. doc Toby Parnell.
Saturday, October 26, 2019
Euphoric And Dysphoric Phases In Marriage :: essays research papers
<a href="http://www.geocities.com/vaksam/">Sam Vaknin's Psychology, Philosophy, Economics and Foreign Affairs Web Sites Despite all the fashionable theories of marriage, the narratives and the feminists, the reasons to engage in marriage largely remain the same. True, there have been role reversals and new stereotypes have cropped up. But the biological, physiological and biochemical facts were less amenable to modern criticisms of culture. Men are still men and women are still women in more than one respect. Men and women marry for the same reasons : The Sexual Dyad ââ¬â formed due to sexual attraction and in order to secure a stable, consistent and permanently available source of sexual gratification. The Economic Dyad ââ¬â To form a functioning economic unit within which the economic activities of the members of the dyad and of additional entrants will be concentrated. The economic unit generates more wealth than it consumes and the synergy between its members is likely to lead to gains in production and in productivity relative to individual efforts and investment. The Social Dyad ââ¬â The members of the couple bond as a result of implicit or explicit, direct, or indirect social pressure. This pressure can manifest itself in numerous forms. In Judaism, a person cannot belong to some religious vocations, unless he is married. This is economic pressure. In most human societies, avowed bachelors are considered to be socially deviant and abnormal. They are condemned by society, ridiculed, shunned and isolated, effectively ex-communicated. Partly to avoid these sanctions and partly to enjoy the warmth provided by conformity and acceptance, couples marry. Today, a myriad of lifestyles is on offer. The old fashioned, nuclear marriage is one of many variants. Children are reared by single parents. Homosexual couples abound. But in all this turbulence, a pattern is discernible : almost 95% of the adult population gets married ultimately. They settle into a two-member arrangement, whether formalized and sanctioned religiously or legally ââ¬â or n ot. The Companionship Dyad ââ¬â Formed by adults in search of sources of long-term and stable support, emotional warmth, empathy, care, good advice and intimacy. The members of these couples tend to define themselves as each other's best friends. It is folk wisdom to state that the first three types of dyad arrangements suffer from instability. Sexual attraction wanes and is replaced by sexual attrition in most cases. This could lead to the adoption of non-conventional sexual behaviour patterns (sexual abstinence, group sex, couple swapping, etc.
Thursday, October 24, 2019
A slave’s diary
Day 1 The worst possible has happened I have had my home stricken from me by a white skinned demon and am now delimited to a water bound hell. Each lapping wave from the tempestuous sea that carries us to our unknown destination takes a small part of my resolve in its wake. I am fettered to a long pole and my movements are restricted by a chain which runs through the various binds of my neighbours. Once the white men took one of our number out of this place, although I think that it is not out of any form of kindness as he came back pained the smell of burning flesh following close behind. I sit here next to members of the mugimbi tribe and as such there is not much for conversation; the chafing of my binds burns me just as many a question burns my mind. What is this place? Why are we here? Is this hell? Am I dead? I hope that the answers will come to me before long because I sense that I will not be leaving this place soon. Day 12 I am still locked in this place. It has become difficult to distinguish night from day, to distinguish the smell of decay emitting from the first of our number to pass away, mostly children, and the smell of our own excrement. But it is not the smell that bothers me it is the cacophony of children's screams and women's cries, this is inhuman! These white men must come from hell. It has become unbearable. If I do not leave this place soon then I shall truly lose what little sanity I have been able to rescue from the abominable power of the waves. I have yet to be taken out and burned by the hand of the white demon, it is happening more frequently now, as if they do this to us in order to pass the time. Monsters. Recently I have found a form of salvation. It was so obvious I cannot believe it took me up to this point to realise it. We could call upon the Gods through tribe song. Prayers must not have been heard but when we sing I can feel the power of the Gods flow through me once more . Day 34 I do not believe we will ever leave this place. The white demons must be waiting until we are all dead. Just under a quarter of us have surrendered to eternal sleep ceasing their cries and escaping this nightmare. It must only be a matter of time before I too contribute the putrid atmosphere. It has improved a little though, I truly believe there is an angel amongst the demons, although he too speaks in tongues he seems to have the capacity for mercy, he washed us out and removed the liquid remains of those who had passed on, he even gave me some more food. Perhaps these men are not demonic but simply misguided? Fear has left me now, as if it was flowing through my veins for so long that I no longer had the power to hold it so that it seeped out the pores. Also we have created a worship dance that is possible considering our current restricted movement, the limbo. We sing and clap and try to lower ourselves below the bar that binds us, it is almost symbolic. The white men do not like it when we do this they seem to wish to stop any sort of bonding between us. Perhaps this is to prevent us from overpowering them, however if we are so bound I cannot think of how we could do so unless of course we are one day to be relased! Day 42 I was taken above today. It was the first time I had seen the sky in far too long, my limbs were sore and weakened from the restriction of movement and lack of exercise. I did not realise what they wanted me to do but I think that they were just doing it for their own enjoyment. How one could be so inhuman I do not know, they brought the fury of their tarred leather whip upon me. Slashing at my flesh, removing the skin from my back until I convulsed with pain. They laughed. I did not mind so much that they turn their fury upon me but I cannot accept that they do this to women and children. I was thrown back down into the darkness, bound again onto the pole sitting in a pool of my own blood. Day 43 I feel myself slipping away now, my surroundings fading into insignificance, I accept death. I welcome it. Invite it. Darkness is consuming me, this will me my last entry, thank you for allowing me to collate my thoughts. adieu.
Wednesday, October 23, 2019
Adolescent Years Essay
A childââ¬â¢s body begins a period of rapid change in size and shape approximately around the age of 10 years in girls and 12 years in boys. This is called the ââ¬Å"adolescent growth spurt. â⬠During the next four years, an average girl may grow 10 inches taller and gain 40 to 50 pounds. An average boy may grow 12 inches taller and gain 50 to 60 pounds. At the same time, their body shape begins to change, too. The nutritional requirements of young people are influenced primarily by the spurt of growth that occurs at puberty. The peak of growth is generally between 11 and 15 years for girls and 13 and 16 years for boys. The nutrient needs of individual teenagers differ greatly, and food intake can vary enormously from day to day, so that those with deficient or excessive intakes on one day may well compensate on the next. In this period of life, several nutrients are at greater deficiency risk including iron and calcium. Iron Among adolescents, iron-deficiency anemia is one of the most common diet-related deficiency diseases. Adolescents are particularly susceptible to iron deficiency anaemia in view of their increased blood volume and muscle mass during growth and development. This raises the need of iron for building up hemoglobin, the red pigment in blood that carries oxygen, and for the related protein myoglobin, in muscle. The increase in lean body mass (LBM), composed mainly of muscle, is more important in adolescent boys than in girls. In preadolescent years, LBM is about the same for both sexes. Once adolescence starts, however, the boy undergoes a more rapid accumulation of LBM for each additional kilogram of body weight gained during growth, ending up with a final LBM maximum value double that of the girl. The iron needs of adolescents are relatively high; this is because iron is needed to replace the blood lost during menstruation in girls and to support the growth of muscle mass in boys. The RDA for iron for boys is 11 mg/day, while the RDA for girls is 15 mg/day. If energy intake is adequate and adolescents consume food sources of heme iron such as lean meat/fish/poultry each day, they should be able to meet the RDA for iron. All these factors should be taken into account when assessing iron needs in this group of age. One of the most important diet considerations during adolescence is an increase in the intake of iron-rich foods such as lean meats and fish as well as beans, dark green vegetables, nuts and iron-fortified cereals and other grains. Iron from animal foods is much better absorbed than iron from non-animal sources. Adolescents following vegetarian diets are therefore at an increased risk of iron-deficiency. However, vitamin C (e. g. from citrus fruits) and animal proteins (meat & fish) assist in the absorption of heme iron. Calcium The skeleton accounts for at least 99% of the body stores of calcium and the gain in skeletal weight are most rapid during the adolescent growth spurt. About 45% of the adult skeletal mass is formed during adolescence, although its growth continues well beyond the adolescent period and into the third decade. All the calcium for the growth of the skeleton must be derived from the diet. The largest gains are made in early adolescence, between about 10-14 years in girls and 12-16 years in boys. The AI for calcium from age 9 through adolescence is 1,300 mg/day. This amount of calcium can be difficult for many adolescents to consume because the quality of foods they select is often less than optimal to meet their nutrient needs. However, this level of calcium intake is easily achieved by eating at least 3 servings of dairy foods or calcium-fortified products daily. The achievement of peak bone mass during childhood and adolescence is crucial to reduce the risk of osteoporosis in later years. By eating several servings of dairy products, such as milk, yogurt and cheese, the recommended calcium intake can be achieved. As well as a good dietary supply of calcium, other vitamins or minerals, like vitamin D and phosphorous, are needed for building up bones. Physical activity is also essential, particularly weight-bearing exercise, which provides the stimulus to build and retain bone in the body. Activities such as cycling, gymnastics, skating, ball games, dancing and supervised weight training for at least 30-60 minutes a day, three to five times a week can help build bone mass and density. Making the right dietary and lifestyle choices early in life will help young people develop health-promoting behaviorsââ¬â¢ that they can follow throughout life. Encouraging Healthy Foods Dietary habits that affect food preferences, energy consumption and nutrient intakes, are generally developed in early childhood and particularly during adolescence. The home and school environments play a major role in determining a childââ¬â¢s attitude to, and consumption of individual foods. Teenagers, as well as being exposed to periodic food fads and slimming trends, tend to skip meals and develop irregular eating habits. One of the most frequently missed meals is breakfast. Studies show that breakfast plays an important role in providing needed energy and nutrients after an overnight fast and can aid in concentration and performance at school. Snacks generally form an integral part of meal patterns for both children and teenagers. Younger children cannot eat large quantities at one sitting and often get hungry long before the next regular mealtime. Mid-morning and mid-afternoon snacks can help to meet energy needs throughout the day. Fast-growing and active teenagers often have substantial energy and nutrition needs and the teaching of food and nutrition in the school curricula will enable children to have the knowledge to make informed choices about the foods in their regular meals and snacks. Energy Needs Normally, the energy requirements of adolescents tend to parallel their growth rate, and individuals meet their energy needs by means of their appetite with adequate precision. As a result, the majority of adolescents maintain energy balance, and a varied food intake provides sufficient nutrients to ensure optimal growth and development. Stress and emotional upsets however can seriously affect the energy balance in adolescents, resulting in the consumption of too little or too much food. Mild or severe infections, nervousness, menstrual, dental or skin problems (acne) can result in alterations of appetite, and those adolescents on marginal diets are the most vulnerable. Emotional stress is often associated with food faddism and slimming trends, both of which can lead to eating disorders such as anorexia nervosa. On the other hand, the prevalence of overweight and obesity in children and adolescents is now a major nutritional problem and the condition is likely to persist into adulthood. Developing adolescents are particularly concerned about their body image and excessive weight can have profound effects on their emotional well being as well as on their physical health. The cause of obesity is multifactorial and socio-economic, biochemical, genetic, and psychological factors all closely interact. Lack of activity plays an important role in the development, progression and perpetuation of obesity in adolescence. Surveys of young people have found that the majority is largely inactive and health professionals and governments are now encouraging higher levels of physical activity among children and adolescents. Physical inactivity does not only have a prime role in the development of overweight and obesity, but also on the development of chronic diseases such as heart disease, certain cancers, diabetes, hypertension, bowel problems and osteoporosis in later life. In addition, physical activity is related to improvements in body flexibility, balance, agility and co-ordination and strengthening of bones. The current recommendation is for children to try to be physically active for at least 60 minutes daily. The adolescent growth spurt requires many different nutrients. Calcium is especially important for bone growth and health because 45% of the bone an adult has is built up during adolescence. Although some teenagers become concerned that they are not changing as rapidly as their friends or other classmates in school, there is wide variation in the age at which the adolescent growth spurts starts. It is generally more dependent on the hereditary characteristics than on being a certain age. It is important to emphasize that changes in body size and shape are part of normal adolescent development. Females gain proportionally more body fat during this time, while males gain proportionally more muscle and bone mass. One of the changes taking place during adolescence is the varying hormonal levels in the body. These hormones are responsible for the changes seen in the physical development of the body and secondary characteristics such as facial hair growth and deepening voices. For most micronutrients, recommendations are the same as for adults. Exceptions are made for certain minerals needed for bone growth (calcium and phosphorus). Dieting is not appropriate at this stage of life, it is important for teens to stick to a healthy diet and get lots of physical activity. A healthy diet consists of fruits, vegetables, whole grains, nuts, lean proteins, low-fat dairy products, beans, lentils and healthy fats from olive oil, avocado, nuts and fish. It is also important for teens to stay hydrated and drink water throughout the day. The following menu provides approximately 2,500 calories and is broken down into three meals and two snacks. Since you donââ¬â¢t have control over how many calories your teen eats, here are some ways you can encourage them to eat healthy. Encourage them to eat snacks between meals and to try not to go over 4 hours without eating. This will help keep their energy up and help them to stay focused in school. Encourage them to include a fruit or vegetable with every meal and snack. This will help to ensure they are eating adequate vitamins, minerals and fiber. Breakfast Breakfast should include 2 servings of fruit, 1 serving of protein and 3 servings of whole grains. An example meal is 1/2 cup of berries, 6 oz. range juice, 1 whole grain bagel and 2 tbsp. peanut butter Mid-morning Snack A mid-morning snack should include1 dairy or dairy substitute serving, 2 whole grains and 1 fruit. An example snack is string cheese, 8 whole grain crackers and ? cup of grapes. Lunch Lunch should include 2 servings of vegetables, 3 whole grains, 3 servings of protein and 2 servings of dairy or dairy substitute. An example meal is a turkey sandwich with 2 slices of whole grain bread, 3 oz. of turkey, 2 slices of cheese, 10 whole grain pretzel sticks, ? cup baby carrots. Bring a separate bag of veggies like tomatoes and lettuce to add to the sandwich. Mid-afternoon Snack A mid-afternoon snack should include 1 whole grain, 1 protein and 1 fruit. An example snack is to make trail mix and mix together ? cup whole grain cereal and 1/4 cup nuts and dried fruit. Dinner Dinner should include 3 servings of vegetables, 4 whole grains, 3 servings of protein, and 1 serving of low-fat dairy or dairy substitute. An example meal is 1. 5 cups of whole grain pasta topped with ? cup tomato-based pasta sauce; 1 slice of garlic toast; 3 oz. of chicken breast; 1 cup salad topped with carrots, tomatoes, cucumbers and olives; 1 tbsp. salad dressing; and 1 cup of skim or 1-percent milk.
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