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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 1-5.

Multiple Choice Questions

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

2. When was it rumored that Saddam Hussein tested a dirty bomb?
(a) 1979.
(b) 1977.
(c) 1987.
(d) 1981.

3. How much bomb-grade uranium or plutonium would be needed to make a weapon in the kiloton range?
(a) 10 pounds.
(b) 20 pounds.
(c) 15 pounds.
(d) 5 pounds.

4. How much energy is released by 60 tons of gasoline?
(a) 750 tons of TNT.
(b) 850 tons of TNT.
(c) 800 tons of TNT.
(d) 900 tons of TNT.

5. How many people died from the anthrax letters sent after 9/11?
(a) 28.
(b) 36.
(c) 17.
(d) 5.

Short Answer Questions

1. A ton of TNT is equal to the energy of how many food calories?

2. How many satellites needed to be in view for a GPS system to work on a plane?

3. How many square miles of sunlight at midday could provide a gigawatt of electric power?

4. In Chapter 5, what was the cost of nautral gass per million cubic feet?

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

(see the answer key)

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