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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Periodic Table of the Elements Group 1 Group 18 1 1 1.00794 1 2 H 1s1 Hydrogen Group 2 Atomic Number Key 30 65.39 2 Atomic Mass 4.002602 0 He Group 13 Group 14 Group 15 Group 16 Group 17 1s2 Helium 3 2 (6.941) 1 4 9.012182 2 Li [He]2s1 Lithium Be [He]2s2 Beryllium Zn [Ar]3d104s2 Zinc Oxidation States Symbol Electron Configuration 5 10.811 3 6 12.0107 ±4‚2 7 14.0067 ±3‚5‚4‚2 8 15.9994 -2 9 18.9984032 -1 10
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Unit 2: America in the 20th century Written Assignment #2 Total points possible: 100 Directions: Choose ONE of the paper topics below and follow the specific directions indicated for your chosen assignment. You should be submitting a typed‚ double-spaced‚ size 12 font paper approximately 3-5 pages in length. Any papers should be submitted in MLA or APA citation format. After you have written your finished assignment‚ upload your paper as a file to the Turnitin Assignment located on Moodle. Papers
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America is beginning to become more dependent on fast food companies‚ because of the low prices‚ and a quick meal‚ many families are turning into the drive thru for a rapid fix to a late night meal. With fast foods’ growing popularity‚ obesity is also becoming a growing problem. Everyone blames each other for the obesity epidemic‚ but no one can take the blame and accept that it is possibly our faults. While America is reaching for fast-food companies for an easy meal‚ more Americans are beginning
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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 has become a major phenomenon here in America. According to Eric Schlosser‚ he writes in the New York Times‚ on average $301‚369‚863 is spent a day on fast food. As Schlosser shows‚ American people are abusing fast food. In accordance with fast food binging‚ obesity has become a widespread epidemic. According to Joseph Mercola M.D.‚ on a personal website states obesity is‚ "A chronic condition that develops as a result of an interaction between a person ’s genetic makeup and their environment
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Fast Food Nation Essay "A nation ’s diet can be more revealing than its art or literature." (p.3) Eric Schlossers book Fast Food Nation is not only an expose of the fast food industry but also shows how the fast food industry has shaped and defined society in America and other nations as the fast food culture spreads globally. He connects the social order of society to the kind of food it eats and the way it eats that food‚ and relates fast food to other social processes and institutions
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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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Warren Eng.100 4/27/11 Fast Food Popularity Fast food is a huge growth in our country. Fast food restaurants are constantly trying to increase their popularity growth by lowering prices and getting faster food service technology. With this said there is a huge competition between fast food restaurants all around increasing there popularity. There are many key factors to the reasons why popularity of fast food keeps on growing. It is believed that price may be a contributing
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you go around to most people and ask for their opinion of fast food work‚ most will tell you that it isn’t a real job. The general idea is that fast food jobs are meant for teenagers looking for spending money. Sometimes this is true‚ but after reading “Next Time Someone Says Fast Food Isn’t A Real Job‚ Remember This.” by Emily Cohn‚ I quickly realized that is frequently not the case. I chose this article because I have worked in the fast food industry for over a year and seen a variety of age groups
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