Chapter 4 Problems 1‚ 2‚ 3 = straightforward‚ intermediate‚ challenging Section 4.1 The Position‚ Velocity‚ and Acceleration Vectors 1. A motorist drives south at 20.0 m/s for 3.00 min‚ then turns west and travels at 25.0 m/s for 2.00 min‚ and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.00-min trip‚ find (a) the total vector displacement‚ (b) the average speed‚ and (c) the average velocity. Let the positive x axis point east. 2. A golf ball is hit off a tee at the
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atoms. D. it is not possible to tell which sample contains more atoms. E. the lead is heavier than the iron‚ and therefore there would be more atoms. 3 The correct symbol for the ion formed by nitrogen is: A. N2- B. N3- C. N3+ D. N2+ E. N- 4 Which of the following combinations of formula and name is incorrect? A. hydroxide ion = OH ̅ B. nitrate ion = NO3 ̅ C. sulfide ion = SO32 ̅ D. nitrite ion = NO2 ̅ E. sulfate ion = SO42 ̅ 5 How many molecules are in 0.25 mole of Na2O? A.
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Chapter 4 Workplace Emotions‚ Attitudes & Stress LO 1: Explain how emotions and cognition (conscious reasoning) influence attitudes and behavior. Emotions In The Workplace Emotions Are physiological‚ behavioral and psychological episodes experienced toward an object‚ person or event that create a state of readiness? Emotions are directed towards someone or something Emotions are experiences that represent change in: Physiological state (blood pressure‚ heart attack) Psychological state
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Ch. 4 SOLUTIONS TO BRIEF EXERCISES BRIEF EXERCISE 4-1 STARR CO. Income Statement For the Year 2010 Revenues Sales $540‚000 Expenses Cost of goods sold $330‚000 Wage expense 120‚000 Other operating expenses 10‚000 Income tax expense 25‚000 Total expenses 485‚000 Net income $55‚000 Earnings per share $0.55* *$55‚000 ÷ 100‚000 shares. Note: The increase in value of the company reputation and the unrealized
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Indicate the effects of the transactions listed in the following table on total current assets‚ current ratios‚ and net income. Use (+) to indicate an increases‚ (-) to indicate decrease‚ and (0) to indicate either no effect or an indeterminate effect. 4-10 | Total Current Assets | Current Ratio | Effect on New Income | a. Cash in acquired through issuance of additional common stock | + | + | 0 | b. Merchandise is sold for cash | + | + | + | c. Federal income tax sue for the previous year
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Letersky Altvater Altvater Aiken 3. Before any row can be entered in the SECTION table‚ the COURSE_ID to be entered must already exist in the COURSE table. Write an SQL assertion that will enforce this constraint. 4. Write SQL definition commands for each of the following queries: a. How would you add an attribute‚ CLASS‚ to the STUDENT table? b. How would you remove the IS_REGISTERED table? c. How would you change the field for FACULTY_NAME from 25
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= -2.174‚ c = .461‚ and d = 1.909‚ 1. Determine the price elasticity of demand. =-2.174 2. Determine the income elasticity of demand. = 0.461 3. Determine the cross price elasticity of demand =1.909 4. How would you characterize the demand for haddock? -2.175 = demand is elasticity as it is more than 1 0.461=if income went up 1% its effect is minimum. 1.909=if price elasticity is 1.909 it will effect haddock. 5. Suppose
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1. How much of our global energy supply do nuclear power‚ biomass energy‚ and hydroelectric power contribute? How much of our global electricity do these three conventional energy alternatives generate? Biomass provides 10.8% of global primary energy use‚ nuclear power provides 6.5%‚ and hydropower provides 2.2% of global primary energy use. Nuclear power generates 15.8% of the world’s electricity‚ and hydropower generates 15.9%. 2. Describe how nuclear fission works. How do nuclear plant engineers
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1. List at least five reasons why people visit Web sites. • Learn about products or services that the company offers • Buying products or services that the company offers • Obtaining information about warranty‚ service‚ or repair policies for products purchased • Obtaining general company or organization information • Obtaining financial information for making an investment in the compnay or organization • Identifying the people that manage the organization • Obtaining contact information
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the matching principle is important.There is a cause-and-effect relationship between revenue and expense recognition. The result is a measure—net income—that matches current period accomplishments (revenues) and sacrifices (expenses). | | LO1 | 4. | | Describe when revenues and expenses are recognized using cash-basis accounting. How does this differ from accrual-basis accounting?Under cash-basis accounting‚ we record revenues at the time we receive cash and expenses at the time we pay cash
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