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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Barack Obama Two presedential candidates and many different issues between them. Both candidates have much to offer‚ but which will offer more to the country. Barack Obama has much to offer and has many good ideas to help better our economy and better everyones ideology in what the beleive. President Barack Obama’s ideas will benefit us all‚ weather you are rich or poor‚ middle class or upper class it will benefit us. His ideas will help the working class and will put many people back into work
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life caused that people talk‚ walk‚ drive and also eat much faster. Therefore a lot of people search for a quick way to get food and they thrive in fast food restaurants. It is needless to mention the most famous one. How many people would not know McDonald’s? Probably very few people. Its restaurants are spread almost all over the word. Most people know how unhealthy food McDonald’s offers and that they should avoid these meals – yes‚ people should be at least aware of stuff like that. However this
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Fast Food Nation For many years‚ I consumed fast food. My experiences with fast food like Carl’s j.r.‚ Burger King and Wendys for an example has leaded me to struggle with my weight my entire life. At the time being‚ I was not fully aware of the consequence of eating it just as some people in society today do not realize what kind of harm it causes your body. I use to find fast food rewarding because you did not have to prepare your food yourself on the contrary you
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Austin Nash Ms. Bonnette English III 5 February 2010 Fast Food‚ Fast Jobs‚ Fast Migration “Hello‚ welcome to McDonald’s! May I take your order?” These are the words no person wishes to repeat hour after hour‚ day after day‚ and month after month at a job. Despite this fact‚ thousands of people wake up each morning and have no choice but to slap on a uniform and a smiling face. These workers are known to have been abused‚ neglected and taken advantage of by their employers. And large quantities
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Fast Food‚ Fat Food Nowadays‚ fast food is a very popular trend in Thailand. Teenagers think it is very smart when they go into the fast food restaurant‚ especially‚ the restaurant which is a part of foreign franchise restaurants. Not only teenagers that like fast food but also children and adults. In the busy schedule of modern times people have no time to prepare nutritious food during the day so fast food becomes a very convenient choice. However‚ there are several health issues related to consuming
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Fast Food and Obesity In today’s society‚ fast food has become a large part of many American’s lives. With the rising numbers of obese people‚ it is hard not to draw a correlation between the increase in fast food and obesity. Most obese people don’t want to be obese and wish they could lose weight‚ yet they continue to struggle with their fast food intake and obesity. This is due to the advertising done on the consumers‚ the highly addictive food itself‚ and most importantly‚ how advertising
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(2011). Research conducted has shown fast food to be a leading contributor to childhood obesity with close to one third of children consuming and demonstrating weight gain and risk of obesity (Holguin‚ 2004). The fast food industry stands accused of attempting to addict people‚ at an early age‚ to their food with a direct result of increased incidences of obesity. Much like the tobacco industry and smoking‚ there is debate whether responsibility lies with fast food or with individuals and their parents
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Fast Food and Healthy Food Life today is not like how it was before. Along time ago‚ people ate foods that were field with balanced amount of nutrients value. Not with chemicals‚ preservatives‚ artificial colors and flavors which are known as Fast Foods. Long days of working and training effects our choices for food‚ a meal from nearest fast food restaurant becomes most appealing idea. Most of people who eat junk food more frequent don’t know its bad effect on their body which can be
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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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