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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 6-10.

Multiple Choice Questions

1. In Chapter 5, what was the cost of nautral gass per million cubic feet?
(a) $15.
(b) $8.
(c) $12.
(d) $10.

2. How many horsepower do car engines deliver?
(a) 50 to 200.
(b) 250.
(c) 100 to 300.
(d) 150.

3. How long does the radioactivity of iodine-131 last?
(a) A month.
(b) 5 months.
(c) 2 years.
(d) A few weeks.

4. In fallout from a nuclear bomb, what material is most likely to cause the most human deaths?
(a) Phosphorus-32.
(b) Strontium-90.
(c) Polonium-215.
(d) Cesium-137.

5. How many kilotons of TNT were used by Al-Qaeda on September 11, 2001?
(a) 1.4.
(b) 1.8.
(c) 2.1.
(d) 1.5.

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 many people died from the anthrax letters sent after 9/11?

3. In Chapter 7, when oil would rise to what price per barrel did countries take their coal reserves and convert them to oil?

4. How many people might be killed by a blast in the center of the Rose Bowl on New Year's Day?

5. In Chapter 8, approximately what percent of people died from cancer of unknown causes?

(see the answer key)

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