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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. How much does the IPCC estimate that temperatures could rise during your lifetime?
(a) 4 to 15 degrees F.
(b) 2 to 8 degrees F.
(c) 3 to 10 degrees F.
(d) 1 to 5 degrees F.

2. In Chapter 14, how many lasers were in a building at Livermore?
(a) 185.
(b) 192.
(c) 210.
(d) 163.

3. At 100 miles altitude, what percent is the gravity from what it is on the surface?
(a) 75.
(b) 80.
(c) 60.
(d) 95.

4. How long did the author believe it would take for a true power tokamak to become a reality in Chapter 14?
(a) At least 20 years.
(b) 75 years.
(c) 100 years.
(d) About 50 years.

5. How much of the atmosphere is made up of carbon dioxide?
(a) 0.579%.
(b) 0.038%.
(c) 1%.
(d) 2%.

Short Answer Questions

1. When did Luis Alvarez and his colleagues discover a way to eliminate the need for high termperature in fusion?

2. What would the temperature of the Earth's surface be without greenhouse gases?

3. How far is the moon from the Earth?

4. When did a pebble bed reactor have to be shut down in Germany?

5. If you weigh 150 pounds on Earth, how much will you weigh on Jupiter?

Short Essay Questions

1. What was the Little Ice Age?

2. What is the weapon paradox?

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

4. What radiation levels were measured after the Three Mile Island incident, and why were the levels not caused by the accident?

5. Why is it not necessary to enrich the uranium in a nucelar reactor, and what types of moderators can be used?

6. What happened to the space shuttle Columbia, and why does the author think what happened should not be a suprise?

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

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

9. What was learned about the climate of the past from glaciers covering Greenland?

10. In Chapter 15, what does the author believe is the most efficient way to travel to space?

(see the answer keys)

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