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TEST BANK At Play in the Cosmos ADAM FRANK Steven Furlanetto University of California, Los Angeles CHAPTER 01: Getting Started: Science, Astronomy, and Being Human MULTIPLE CHOICE 1. The characteristic that most clearly distinguishes modern astronomy from its use in the ancient world is: a. its accuracy. c. the telescope. b. its relevance. d. the scientific approach. ANS: D DIF: Easy REF: 1.1 OBJ: Compare and contrast the motivations for studying astronomy in the ancient world and the motivations today. MSC: Remembering 2. In order to observe the sunrise on the winter solstice from the ancient monument at Newgrange (in Ireland, part of the Northern Hemisphere), you should look: a. somewhat south of due east. c. somewhat north of due east. b. due east. d. due west. ANS: A DIF: Difficult REF: 1.1 OBJ: Compare and contrast the motivations for studying astronomy in the ancient world and the motivations today. MSC: Remembering 3. Sally lives two orders of magnitude farther from your house than April does. If April lives one mile away from you, Sally might live ________ miles away. a. 2 c. 10 b. 3 d. 100 ANS: D DIF: Easy REF: 1.2 OBJ: Illustrate the meaning of orders of magnitude with real -world examples. MSC: Applying 4. The typical life span of a housefly is about 10−2 years, while the typical life span of a person is about 102 years. We might say that a housefly lives ________ than a person. a. four orders of magnitude more c. four times longer b. four orders of magnitude less d. four times shorter ANS: B DIF: Easy REF: 1.2 OBJ: Illustrate the meaning of orders of magnitude with real -world examples. MSC: Understanding 5. Express 10,000,000 in standard scientific notation. a. 1.0 10 −7 c. 1.0 107 b. 1.0 106 d. 10.0 107 ANS: C DIF: Easy REF: 1.2 OBJ: Express large and small numbers in scientific notation. MSC: Applying 6. Express 0.0003 in standard scientific notation. a. 3.0 10 −4 c. 3.0 104 b. 3.0 10 −3 d. 3.0 103 ANS: A DIF: Easy REF: 1.2 OBJ: Express large and small numbers in scientific notation. MSC: Applying 7. Express 4,020,000,000 in standard scientific notation. a. 4.02 109 c. 402 107 b. 40.2 108 d. 402 109 ANS: A DIF: Easy REF: 1.2 OBJ: Express large and small numbers in scientific notation. MSC: Applying 8. Express 4.5 104 in everyday language. a. forty -five hundred c. forty -five hundred thousand b. forty -five thousand d. forty -five million ANS: B DIF: Easy REF: 1.2 OBJ: Express large and small numbers in scientific notation. MSC: Understanding 9. Express 2 10 −3 in everyday language. a. two-thousandths c. two-tenths b. two-hundredths d. one-sixth ANS: A DIF: Easy REF: 1.2 OBJ: Express large and small numbers in scientific notation. MSC: Understanding 10. (4.0 104) (1.0 108) = : a. 4.0 108 c. 4.0 104 b. 5.0 1032 d. 4.0 1012 ANS: D DIF: Easy REF: 1.2 OBJ: Execute basic arithmetical operations using scientific notation. MSC: Applying
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