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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 21-25.

Multiple Choice Questions

1. In a pebble bed reactor, how deep is the bed of pebbles where the uranium is placed?
(a) 4 inches.
(b) 1 1/2 inches.
(c) 3 inches.
(d) 2 1/2 inches.

2. How many tons of gasoline mixed with air and detonated from a parachute, release the energy of over 100 tons of TNT?
(a) 8.
(b) 9.
(c) 7.
(d) 5.

3. In 1974 how much energy did the average refrigerator in the U.S. use?
(a) 1200 kilowatt-hours.
(b) 1600-kilowatt-hours.
(c) 1800 kilowatt-hours.
(d) 1700 kilowatt-hours.

4. If adjusted for inflation, the 2005 hurricanes of Katrina and Wilma were not more costly than the Okeechobee hurricane that took place in what year?
(a) 1927.
(b) 1928.
(c) 1930.
(d) 1933.

5. In Chapter 25, by what percent did the use of ethanol made from sugar cane in Brazil reduce green house emissions?
(a) 90%.
(b) 93%.
(c) 85%.
(d) 78%.

Short Answer Questions

1. When the book was written, was the the total world production of oil per year?

2. When did the nuclear reactor on Three Mile Island run out of control and a third of its uranium fuel melted?

3. When did the United States go after Osama bin Laden in the Tora Bora mountains of Afghanistan?

4. How many Chernobyl thyroid cancer victims died?

5. When did scientists use satellites called GRACE to measure changes in Antarctic ice from 2002 to 2005?

(see the answer key)

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