Natural Disasters Sem 1 Midterm

Natural Disasters Sem 1 Midterm - Midterm Exam: Earth...

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Midterm Exam: Earth Science 2GG3 - October 16, 2009 Answers 1. Catastrophic natural disaster losses in developed countries involve which of the following? (a) large numbers of deaths * (b) large financial costs to individuals and companies (c) primarily losses borne by insurance companies (d) large numbers of deaths and large financial costs (e) primarily losses borne by state governments 2. When is a large event such as a major earthquake not a disaster? (a) When it happens in a far away country that we do not care about. (b) When it happens to less than 10,000 people. (c) When it happens to less than 1000 people. *(d) When it happens in an area without any people. (e) When it happens in a third-world country in which more than 20 percent of the population subsist on less than $2 per day. 3. What direction is the Pacific Plate currently moving, based on the chain of Hawaiian islands with only the easternmost islands active? (a) to the northeast * (b) to the northwest (c) to the southeast (d) to the southwest (e) It is not moving; the chain of islands is not related to the active one. 4. Which of the following is true? (a) The lithosphere and asthenosphere consist entirely of mantle material. (b) The lithosphere is the mantle under the oceans; the asthenosphere is the mantle under the continents (c) The asthenosphere is the upper part of the mantle. (d) The asthenosphere is colder than the lithosphere. * (e) The lithosphere is more rigid than the asthenosphere.
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5. Why does oceanic lithosphere almost always sink beneath continental lithosphere at convergent plate boundaries? (a) oceanic lithosphere moves so slowly that it can only sink.
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This note was uploaded on 10/11/2010 for the course ECONOMICS ECON 1B03 taught by Professor Holmes during the Fall '08 term at McMaster University.

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Natural Disasters Sem 1 Midterm - Midterm Exam: Earth...

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