The principle of ________ allows rock layers in different places to be correlated on the basis of their fossils.
A. lateral continuity
B. original horizontality
C. faunal succession
D. radioactive decay
E. magnetostratigraphy
Answer: C
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What are some reasons that environmentalists are concerned about the prospect of methane hydrate mining? What will be an ideal response?
You are a herder on the commons. You go out counting sheep one day and you come to suspect that your neighbor, who also has rights to graze on the commons, has recently added some extra sheep to his flock. You are a well-read shepherd, and you worry that these extra sheep could easily lead to what Garrett Hardin calls the “tragedy of the commons.” Drawing upon the theories presented in your readings and lecture, explain what you might do to prevent this tragedy from occurring.
What will be an ideal response?
Baleen whales feed principally on ________.
A. copepods and krill B. fish and squid C. diatoms and dinoflagellates D. All of these are correct. E. None of these is correct.
Which of the following are characteristics of the "world economy"?
A) It is a multistate economic system. B) It was created in the late 15th and early 16th centuries. C) It includes a core of dominant countries. D) It is based on capitalism. E) all of the above