TEST BANK FOR CHEMISTRY: THE MOLECULAR NATURE OF MATTER, 7TH EDITION, NEIL D. JESPERSEN, ALISON HYSLOP
Chapter 1 Scientific Measurements Multiple Choice Questions 1. A tentative explanation used to explain observed facts or laws is called a. the scientific method. b. a scientific law. c. a theory. d. a hypothesis. e. an empirical fact. Answer: d Section 1.1 Difficulty Level: easy 2. A broad generalization based on the results of many experiments is called a. the scientific method. b. a scientific law. c. a theory. d. a hypothesis. e. an empirical fact. Answer: b Section 1.1 Difficulty Level: medium 3. Which of the following is false? a. Experiments can be used to show that a theory is somewhat limited in scope. b. A hypothesis which has successfully withstood many tests eventually can become a theory. c. In general, a theory can be proven to be absolutely true. d. In general, a theory cannot be proven to be absolutely true. e. A theory is an explanation of general principles which has withstood repeated testing. Answer: c Section 1.1 Difficulty Level: hard
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