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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. What would the temperature of the Earth's surface be without greenhouse gases?
(a) 25 degrees F.
(b) 10 degrees F.
(c) 12 degrees F.
(d) 5 degrees F.

2. How far is the moon from the Earth?
(a) 294,000 miles.
(b) 240,000 miles.
(c) 312,000 miles.
(d) 175,000 miles.

3. According to the IPCC, how much of a chance is there that humans are not responsible for global warming?
(a) 5%.
(b) 8%.
(c) 10%.
(d) 12%.

4. What type of moderator is used to slow neutrons in a reactor in a power plant in the U.S.?
(a) Graphite.
(b) Ordinary water.
(c) Heavy water.
(d) Beryllium.

5. At what altitude in Chapter 15 would a geostationary Earth orbit satellite orbit the earth?
(a) 27,000 miles.
(b) 31,000 miles.
(c) 33,000 miles.
(d) 22,000 miles.

Short Answer Questions

1. How long can a pilot fighter endure the force of 9g if they are wearing the right type of pressurized suit?

2. In Part IV, how long did it take to go between Moscow and New York City by satellite?

3. In what country is plutonium-239 not considered nuclear waste?

4. How how long could the lasers mentioned in Chapter 14 deliver a power of 500 trillion watts?

5. During what presidential administration was the neutron bomb developed?

Short Essay Questions

1. What happened to the space shuttle Challenger?

2. At the end of Chapter 14, what does the author believe about nuclear power in the U.S.?

3. What are the challenges for people moving in weak gravity?

4. In Chapter 13, what are the pros and cons of using depleted uranium in the shells of hydrogen bombs?

5. What is X-ray backscatter, and what is it used for?

6. In Chapter 18, what could the author see with night vision binoculars?

7. What is the main physics problem in fusion reactors, and what are some solutions?

8. What was the Little Ice Age?

9. In Chapter 11, what two sides are there to stockpiling weapons?

10. What theory did Milutin Milankovic use to explain the cyclic pattern of the ice ages?

(see the answer keys)

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