NatDisast QUIZ 1 Answers

NatDisast QUIZ 1 Answers - Fall08 1..2/year, A)8.2billion...

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1 Natural Disasters-QUIZ 1 Fall 08 1. With 7 billion people and a growth rate of 1.2%/year, what will be the population in the year 2124? A) 8.2 billion X C) 28 billion B) 14 billion D) 42 billion 2. The worst type of disaster in terms of dollar damage and deaths to occur in the U.S. has been. .. XA) hurricanes B) earthquakes C) river floods D) tornadoes 3. When and where did a U.S. disaster kill the most people? A) 1906 San Francisco D) 1991 Miami B) 2005 Louisiana E) 1964 Alaska XC) 1900 Texas 4. If an igneous rock showed there to be 25% parent material and 75% daughter product, what would be the age of the rock if the isotopic system had a half life of 100 million years? A) 25 Ma C) 150 Ma B) 75 Ma X D) 200 Ma 5. During the final stage of this process the Earth was bombarded by asteroid and comets? A) concretion B) differentiation XC) accretion D) ablation 6. What is true about the elements of the periodic table which we find on Earth? A) all the elements are produced by chemical reactions on Earth over long periods of time X B) before the Earth started to form, older stars and supernovas created the larger elements from smaller ones. C)
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NatDisast QUIZ 1 Answers - Fall08 1..2/year, A)8.2billion...

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