Discuss your physics questions online at www.physics4spm.com 3 FORCES AND PRESSURE 3.1 UNDERSTANDING PRESSURE Pressure is force per unit area Pressure = Force Area P= F A 1. Define Pressure 2. State pressure’s formula 3. State relationship between pressure and area. 4. Describe applications involving High Pressure Increasing the pressure by reducing the area A sharp knife has a very The studs on a football small surface area on its boot have only a small cutting edge so that high area of contact
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IS589: Networking Concepts and Applications Textbook Questions Chapter 1 March 09‚ 2014 Chapter 1: Question 7‚ 14‚ and 17 Question 7. How do local area networks (LANs) differ from metropolitan area networks (MANs)‚ wide area networks (WANs)‚ and backbone networks (BNs)? Most LAN’s are connected to (BNs) backbone networks that connect multiple LAN’s‚ BN’s‚ MAN’s and WAN’s and can range in size and distance from several hundreds of feet to miles and can have data transmission speed ranging
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Case Number 1.1 - Kiddieland and the Super Gym Overview A logistics manager of the toy company Kiddieland is faced with a major logistical problem: how to deliver a new large product from the stores to the customer and still have profitable margins. This issue needs to be resolved in the most sensible and quickest way possible because this product will launch in the next few months. Case Questions 1. An advantage of purchasing a two-wheeled trailer for each store to us for delivering Super Gyms
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Woodly Biennescar Chapter 7 Interpret the role of electrons‚ electron carriers‚ and ATP in energy metabolism Electron carriers are used for soluble that moves electron from one molecule to another. Electron aids in the gradual‚ stepwise release of the energy from oxidation‚ rather than rapid combustion. ATP power the activities that requires work --- one of the most which is movement. Explain the purpose of oxygen in respiration Without oxygen‚ cellular respiration could not occur because oxygen
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11/30/2014 Course Project: Petrie’s Electronics Business System Analysis Chris Eden Petrie’s Electronics Case‚ Chapter 8 Questions‚ 1-5 1. Using the guidelines from this chapter and other sources‚ evaluate the usability of the page design depicted in PE Figure 8-1. This page design is general. The page is slow at loading and shows the progress of the page load on the left hand side of the page this is not a usual practice of web design. The server that the pictures are being held in seems to be
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Chapter 2 Study Guide MULTIPLE CHOICE QUESTIONS 1. The relative frequency of a class is computed by a. dividing the midpoint of the class by the sample size b. dividing the frequency of the class by the midpoint c. dividing the sample size by the frequency of the class d. dividing the frequency of the class by the sample size Answer: d 3. The sum of frequencies for all classes will always equal a. 1 b. the number of elements in a data set c. the number of classes d. a
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Chapter 3 – The Metamorphosis 1. How are motifs of sin‚ guilt and purification presented in Chapter 3? In Chapter 3‚ the significance of the rotten apple‚ “An apple thrown without much force grazed Gregor’s back and glanced off harmlessly. But another following immediately landed right on his back and sank in” is important since the apple is a permanent scar reminding Gregor of his perpetual guilt. The collision with the apple brings forth a sudden comprehension within Gregor and his family‚ as
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Acct. 121 Chapter 4 part 1 To find for Chapter 4 part 1 Question 2: Gross Pay: ----- the amount pay check was not including tips Federal Income Tax:------ add wages and tips together then go to wage bracket Social Security Taxes OASDI:------ take wages made add tips then times it by .042 Social Security Taxes HI:------ take wages made add tips then times it by .0145 State Income Tax:------ take wages made add tips then times it by .02 Net Pay:------ Take gross pay and subtract all of the
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Unit 1 Assignment 1 EACH QUESTION IS EQUAL TO 10 POINTS X 10 QUESTIONS = 100 POINTS (MAXIMUM) 1. Express 3000 in scientific notation a. 3 x 102 b. 3 x103 c. 3 x 104 d. 3 x 105 2. Express 75‚000 in scientific notation a. 7.5 x 102 b. 7.5 x103 c. 7.5 x 104 d. 7.5 x 105 3. Express 2‚000‚000 in scientific notation a. 2 x 103 b. 2 x104 c. 2 x 105 d. 2 x 106 4. Express 2.5 x 10-6 in regular decimal number form a. 0.0000025 b. 0.000025 c. 0.00025 d. 0.0025 5. Express 5.0 x 102
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Chapter 2 Assignment questions and answers 1. A jewelry store makes necklaces and bracelets from gold and platinum. The store has 20 ounces of gold‚ 24 ounces of platinum. Each necklace requires 6 ounces of gold 3 ounces of platinum‚ whereas each bracelet requires 2 ounces of gold and 5 ounces of platinum. The store has to use a minimum of two ounces of gold. The demand for bracelet is no less than three. A necklace earns $375 in profit and a bracelet‚ $225. Formulate a linear programming model
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