The principle of original horizontality states that sediments deposited by water, ice, and wind are usually ________.
A. well-sorted
B. in layers parallel to the Earth's surface
C. in layers perpendicular to the Earth's surface
D. in massive beds without layers
E. in graded beds
Answer: B
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Volcanoes with large, steep-sided cones, called _______________-volcanoes, often form near subduction zones
Fill in the blank with correct word.
Which zoogeographic covers most of Asia?
A) Neotropical B) Australian C) Madagascar D) Oriental E) Palearctic
Which of the following is not true regarding the oxides of sulfur and nitrogen
A) They lead to the formation of airborne sulfuric and nitric acid. B) They are produced by industry and transportation. C) They are causing major environmental problems in Europe and Asia. D) They are naturally occurring and, therefore, not considered pollutants.
Which of the following would not be counted as part of the Gross National Product?
A. Dental services for an individual B. Home health care by a family member C. Government purchases D. A new car purchase by a corporation E. Installation of cable television by a company