General, Organic, and Biological Chemistry: Structures of Life (5th Edition)

Published by Pearson
ISBN 10: 0321967461
ISBN 13: 978-0-32196-746-6

Chapter 1 - Chemistry in Our Lives - 1.2 Scientific Method: Thinking Like a Scientist - Questions and Problems - Page 6: 1.10

Answer

a. hypothesis ( H ) b. observation ( O ) c. observation ( O ) d. experiment ( E )

Work Step by Step

a. Sally thinks she may be allergic to shrimp. It is a hypothesis. b. Yesterday, one hour after Sally ate a shrimp salad, she broke out in hives. It is an observation. c. Today, Sally had some soup that contained shrimp, but she did not break out in hives. Sally has observed that, although she had shrimp in her soup, she does not break into hives. It is an observation. d. Today, Sally had some soup that contained shrimp, but she did not break out in hives. It is an experiment.
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