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

Multiple Choice Questions

1. How many tons of jet fuel did each plane carry in the 9/11 attack?
(a) 50.
(b) 65.
(c) 60.
(d) 55.

2. What material was used to assassinate Alexander Litvinenko?
(a) Polonium-210.
(b) Tritium.
(c) Cobalt-60.
(d) Potassium-40.

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

4. Of those killed by the Hiroshima atomic bomb, what is the best estimate of the percent of people who died of radiation-induced cancer?
(a) 2.
(b) 25.
(c) 11.
(d) 3.

5. How many rem was it estimated that survivors of the bombing of Hiroshima and Nagasaki received?
(a) 10.
(b) 25.
(c) 15.
(d) 20.

Short Answer Questions

1. How much more natural radioactivity are people living in Denver exposed to than someone in New York City?

2. When did a National Academy of Science report show no significant increase in birth defects of the children of victims in Hiroshima and Nagasaki?

3. How many horsepower do car engines deliver?

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

5. What percent of the energy of gasoline is carried by the best rechargeable batteries?

(see the answer key)

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