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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 11-15.

Multiple Choice Questions

1. At what altitude in Chapter 15 would a geostationary Earth orbit satellite orbit the earth?
(a) 33,000 miles.
(b) 31,000 miles.
(c) 27,000 miles.
(d) 22,000 miles.

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

3. About how much energy does a large nuclear plant produce?
(a) 2 billion watts.
(b) 1 million watts.
(c) A billion watts.
(d) 900 million watts.

4. How long were the steel columns of the World Trade Center designed to maintain their strength during an ordinary fire?
(a) 6 hours.
(b) 1 hour.
(c) 4 to 5 hours.
(d) 2 to 3 hours.

5. In 2008, how much did solar cells cost per square yard?
(a) $125,000.
(b) $50,000.
(c) About $100,000.
(d) Around $75,000.

Short Answer Questions

1. Of those killed by the Hiroshima atomic bomb, what is the best estimate of the percent of people who died of radiation-induced cancer?

2. How much gasoline could the deuterium yield that is found in each gallon of seawater?

3. About how many people near the Chernobyl reactor were thought to have received about 45 rem each?

4. In Chapter 4, how many people could have been killed by the anthrax spores mailed to news organizations?

5. When did President Reagan announced that he had reduced the total yield of the U.S. nuclear arsenal?

(see the answer key)

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