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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 16-20.

Multiple Choice Questions

1. In Chapter 4, how many people could have been killed by the anthrax spores mailed to news organizations?
(a) Millions.
(b) 350,000.
(c) 575,000.
(d) Hundreds of thousands.

2. How many joules does one food calorie contain?
(a) About 4,200.
(b) 4,800.
(c) Around 3,900.
(d) 3,700.

3. How long did it take the Manhattan Project scientists and engineers to build three nuclear weapons?
(a) 2 years.
(b) 3 years.
(c) 5 years.
(d) 4 years.

4. In Chapter 5, how much cheaper was coal than gasoline, for the same energy?
(a) 25 times.
(b) 30 times.
(c) 20 times.
(d) 15 times.

5. In the last century, how much has the cardbon dioxide level risen?
(a) 36%.
(b) 18%.
(c) 41%.
(d) 23%.

Short Answer Questions

1. If you weighed 150 pounds on Earth, how much would you weigh on the Moon?

2. How many tons of jet fuel did each plane carry in the 9/11 attack?

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

4. How many horsepower do car engines deliver?

5. How many kilotons of TNT were used by Al-Qaeda on September 11, 2001?

(see the answer key)

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