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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 9, An American Ship at the Frontiers of the Solar System, Chapter 10, Sacred Black.

Multiple Choice Questions

1. What criticism does Sagan make of NASA in Chapter 6, "The Triumph of Voyager"?
(a) It cannot correct its mistakes.
(b) It is unconcerned with human safety in spaceflight.
(c) It has made many engineering mistakes.
(d) It is essentially incompetent.

2. What is notable about the Sun's light in Sagan's distant picture of the Earth?
(a) It is extremely dim.
(b) It appears to bathe the Earth in light.
(c) It creates a halo around the Earth.
(d) It appears as many distinct shafts of light.

3. When were the Voyager spacecraft launched?
(a) 1969.
(b) 1982.
(c) 1977.
(d) 1972.

4. How fast was Voyager I moving in 1990?
(a) 500 mph.
(b) 10,000 mph.
(c) 40,000 mph.
(d) 1,000 mph.

5. Which other nation besides the United States led the way in space exploration?
(a) China.
(b) France.
(c) Japan.
(d) The Soviet Union.

Short Answer Questions

1. Sagan helped to discover that Saturn provides what critical element to Titan?

2. How likely does Sagan think it is that the records on Voyager will eventually be found?

3. What is notable about pictures taken of the Earth from the moon?

4. What is the constituent particle of light?

5. What major component of the Voyager craft was threatened in Sagan's plan to take a distant picture of Earth?

(see the answer key)

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