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

Multiple Choice Questions

1. When was Iraq attempting to develop nuclear weapons?
(a) 1994.
(b) 1990.
(c) 1997.
(d) 1999.

2. What percent of the energy of gasoline is carried by the best rechargeable batteries?
(a) 27.
(b) 8.
(c) 34.
(d) 1.

3. What is the distance to the nearest star (other than the sun)?
(a) Around 5 light-years.
(b) 2 light-years.
(c) 8 light-years.
(d) About 4 light-years.

4. How many deaths did the United Nations estimate around the world were caused by radiation from Chernobyl?
(a) 5,000.
(b) 9,000.
(c) 11,000.
(d) 4,000.

5. How much did it cost to launch a pound of anything into orbit in 2008?
(a) Around $7,500.
(b) $3,330.
(c) $4,975.
(d) About $5,000.

Short Answer Questions

1. How much bomb-grade uranium or plutonium would be needed to make a weapon in the kiloton range?

2. When was the Davy Crockett nuclear device exploded in a test?

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

4. In Chapter 15, how many satellites did the author state would be needed to view the entire globe continuously?

5. At the time the book was written, how much did the GRACE satellites discover that the ice volume in Antarctica is decreasing per year?

(see the answer key)

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