Chemistry for Changing Times, 12E BY Hill, Kolb, McCreary
Email: richard@qwconsultancy.com
Chemistry for Changing Times, 12e (Hill) Chapter 1 Chemistry 1.1 Multiple Choice Questions 1) Which science is primarily concerned with the study of matter and the changes it undergoes? A) biology B) chemistry C) geology D) physics Answer: B Page Ref: Sec. 1.1 2) What is natural philosophy? A) a belief in natural foods B) an experimental approach to philosophy C) an experimental approach to the study of nature D) theoretical speculation about nature Answer: D Page Ref: Sec 1.1 3) The ancient Greek philosophers were probably the first to consider the behavior of matter in an organized way. What is the major distinction between the "Greek philosophers" and "modern scientists"? A) observation B) hypotheses C) experimentation D) logic Answer: C Page Ref: Sec. 1.1 4) Which developed first? A) technology B) chemistry C) alchemy D) natural philosophy Answer: A Page Ref: Sec. 1.1 5) Chemistry is A) the mystical search for the elixir of life. B) the study of matter and the changes it undergoes. C) speculation about the nature of matter. D) none of these Answer: B Page Ref: Sec. 1.1
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6) Modern chemistry is based primarily on A) natural philosophy. B) experimentation. C) philosophical speculations. D) technological advances. Answer: B Page Ref: Sec. 1.1 7) Archaeological evidence indicates that ancient Egyptians were brewing beer and other fermented beverages over 4000 years ago. In the mid-19th century, French scientist Louis Pasteur discovered and explained the source of fermentation (yeast). This example illustrates that A) scientific knowledge may come before technological knowledge. B) technological knowledge may come before scientific knowledge. C) science and technology mean the same thing. D) science and technology are not related. Answer: B Page Ref: Sec. 1.1 8) The leading cause of death in 1900 was infectious disease. The discovery, investigation and use of antibiotics, a class of chemicals that kill bacteria associated with infectious diseases, has dramatically reduced this cause of death. This is an example of the A) Baconian dream. B) Carsonian dream. C) Baconian nightmare. D) Carsonian nightmare. Answer: A Page Ref: Sec. 1.2 9) Chlorofluorocarbons (CFCs) are synthetic chemicals that find a variety of important applications. Probably the widest use of CFCs was as refrigerants in refrigerators and air conditioners. CFCs have been implicated in the destruction of the ozone layer. This is one example of the A) Baconian dream. B) Carsonian dream. C) Baconian nightmare. D) Carsonian nightmare. Answer: D Page Ref: Sec. 1.2
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10) DDT was widely used as an insecticide during and following World War II. However, the egg shells of birds that live in areas where DDT was used were very thin, and the young did not hatch. This is an example of the A) Baconian dream. B) Carsonian dream. C) Baconian nightmare. D) Carsonian nightmare. Answer: D Page Ref: Sec. 1.2 11) Science is tentative, explanatory, and A) absolute. B) testable. C) unpredictable. D) mystical. Answer: B Page Ref: Sec. 1.3 12) A scientific hypothesis is A) absolute. B) complex. C) simple. D) tentative. Answer: D Page Ref: Sec. 1.3 13) Scientific results must be verified by A) constructing plausible theories. B) consulting noted scientific authorities. C) further experiment. D) government agencies. Answer: C Page Ref: Sec. 1.3 14) A brief statement summarizing many observations of a physical phenomenon is called a A) scientific theory. B) hypothesis. C) fact. D) scientific law. Answer: D Page Ref: Sec. 1.3
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15) Tangible items or pictures used by scientists to represent invisible processes are called A) theories. B) models. C) laws. D) experiments. Answer: B Page Ref: Sec. 1.3 16) Kim Chemist proposes that increasing the proportion of butadiene in her glue formulation will make the glue stickier. Her proposal is called a(n) A) theory. B) experiment. C) law. D) hypothesis. Answer: D Page Ref: Sec. 1.3 17) Which term best fits this definition: a statement that summarizes the data obtained from observations? A) hypothesis B) law C) theory D) model Answer: B Page Ref: Sec. 1.3 18) A scientific hypothesis is A) explanatory. B) predictive. C) testable. D) all of the above. Answer: D Page Ref: Sec. 1.3 19) Which of the following is NOT true for a scientific law? A) It summarizes observed scientific data. B) It is often stated in mathematical terms. C) It explains observed scientific data. D) It is universal and will hold everywhere under the stated conditions. Answer: C Page Ref: Sec. 1.3
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