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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 21-25.

Multiple Choice Questions

1. How long do the carcinogens from coal-buring plants last in the ground?
(a) Forever.
(b) 50 years.
(c) 100 years.
(d) 500 years.

2. In 2008, how much did solar cells cost per square yard?
(a) About $100,000.
(b) $125,000.
(c) $50,000.
(d) Around $75,000.

3. In Chapter 25, by what percent did the use of ethanol made from sugar cane in Brazil reduce green house emissions?
(a) 78%.
(b) 93%.
(c) 90%.
(d) 85%.

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

5. How long did it take the Manhattan Project scientists and engineers to build three nuclear weapons?
(a) 2 years.
(b) 5 years.
(c) 3 years.
(d) 4 years.

Short Answer Questions

1. In Chapter 14, how many lasers were in a building at Livermore?

2. In Chapter 5, what was the cost of nautral gass per million cubic feet?

3. When did Marion Hubbert do an analysis that showed oil will never completely run out?

4. At what altitude in Chapter 15 would a geostationary Earth orbit satellite orbit the earth?

5. When did Stanley Pons and Martin Fleischmann mistakenly believe they had achieved cold fusion?

(see the answer key)

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