Hoo Sze Yen www.physicsrox.com Physics SPM 2011 CHAPTER 3: FORCES AND PRESSURE 3.1 Pressure Units of pressure Unit Note Pa SI unit N m-2 Equivalent to Pa N cm-2 cm Hg m water atm 1 atm = atmospheric pressure at sea level bar 1 bar = 1 atm Pressure is the force which acts normal per unit area of contact. P= F A where P = pressure [Pa] F = force [N] A = area [m2] For atmospheric pressure only 3.2 Pressure in Liquids Pressure in liquids are not dependent on the size or
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Fast Food and Obesity Joscelyn Quarles Comp/170 February 20‚ 2013 Nancy Neff Fast Food and Obesity People know that fast food is not good for them‚ but how bad is really and how much do people really know about the bad effects of fast food on their bodies? Most people have seen the “Super Size Me” documentary; yes Morgan Spurlock ate McDonalds for every meal for 30 days. Most people would gain weight from eating McDonalds for 30 days in a row‚ but even just eating McDonalds three times a
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Fast Foods Effect on Obesity Now a days‚ fast food is becoming a cheap and yet a popular way for people who are too busy to cook. But the cheap price of the fast food is nothing in comparison to the true price that these people are paying. Every 4 out of 10 adults in the USA will become obese in the next 5 years if they keep eating this food the way they are. Eating fast food like this is causing major health risks. Since this food is so cheap‚ it makes it convenient for people to go out and get
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the fast food industry over the last few decades. Although‚ many other factors also attribute to this the eating of fast food is the main one. Should the fast food industry really be held at an ethical or moral standing for what they feed their customers? This has led to many debates and also many changes‚ but also it shows that the fast-food industry is operating on demand from the consumer. Right now the consumer doesn’t have a moral or ethical obligation to themselves‚ therefore the fast food
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Fast Food kills “Fifty million people in the U.S. are dependant on fast food (Fast Food Secrets)”. People all over‚ are eating more of it‚ but most of them aren’t fully aware of how bad it actually is. Most fast food places do things that act as a lure for people to buy more food. Such as offering a large portion of food for a small amount of money. This overall consumption of fast food has many consequences. Fast food is bad for you in more ways than one. Not only is it unhealthy‚ but the restaurants
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effects of fast food choices and the amount of harm that can be caused to your body. Fast food restaurants should be required to serve healthier foods for these four reasons: people constantly on the go and in a hurry who need a meal quick should not have to settle for a greasy unhealthy meal; high school students who attend open lunch need healthier alternatives they can buy; the more fast food chains that provide healthier foods would encourage other restaurants to sell healthier foods causing people
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Fast Food and Obesity: Where is the line crossed between individual responsibility and placing blame? Abstract Context: In the United States‚ the increase in the rate of obesity has the potential to reverse the long-term efforts to increase the life expectancy of Americans. There are many factors that influence obesity including growing food portions‚ changing lifestyles‚ and the existence of food deserts throughout our country. There is a question whether obesity should be seen as individual
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Eng 112 Carolyn Casey 11/12/14 Fast Food and Obesity The obesity epidemic Americans face today is a growing problem that affects more than half of the population. With growing body sizes and serious medical problems associated with obesity‚ it is a problem that needs to be addressed and changed. No one would argue that obesity‚ especially in children‚ is not a problem. However‚ the cause of childhood obesity is heavily debated. Many people claim that fast-food restaurants are to blame. In the
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Fast Food Healthier than Cafeteria food? Many people think that fast food is bad for our health and that it shouldn’t be allowed in school. More healthful options should be promoted but what’s the use of healthy food in school if the kids don’t want to eat it? Nobody least of all adults LIKE eating healthy if given a choice everyone always goes for the fast food.When we eat lunch at school we get the bad end of the stick. they feed us cardboard pizza‚ meat that isn’t even meat and has been
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The relation between fast food and obesity Nowadays‚ fast food has become a way of life. Both children and adults like to eat fast food. However‚ fast food is unhealthy. It causes many diseases‚ like obesity. Obesity is increasing among both children and adult. This essay will describe the relation between fast food and obesity. And it will also focus on research that contributes to the understanding of link between obesity and disease risk during childhood and adolescence. This essay will be divided
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