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

Multiple Choice Questions

1. In Chapter 7, when oil would rise to what price per barrel did countries take their coal reserves and convert them to oil?
(a) About $55.
(b) About $65.
(c) About $60.
(d) About $50.

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) 8.
(c) 5.
(d) 7.

3. How many watts per square food does overhead sunlight approximately deliver to the ground?
(a) 50.
(b) 200.
(c) 100.
(d) 75.

4. What is the radius of damage that would be caused by a 1-kiloton blast?
(a) 300 feet.
(b) 1,250 feet.
(c) 900 feet.
(d) 450 feet.

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

Short Answer Questions

1. What size blade could a knife have before 9/11 to be carried on board a plane?

2. How large was a plane that was used as a weapon in the 9/11 attack?

3. At what altitude in Chapter 15 would a geostationary Earth orbit satellite orbit the earth?

4. How long did the author believe it would take for a true power tokamak to become a reality in Chapter 14?

5. How much larger was a nuclear explosion tested by the Soviets in Chapter 2 than the Hiroshima bomb?

(see the answer key)

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