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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 11, Evening and Morning Star, Chapter 12, The Ground Melts.

Multiple Choice Questions

1. How much bigger is Neptune than Earth?
(a) Two hundred times.
(b) Forty times.
(c) A hundred times.
(d) Four times.

2. What does the Geocentric theory state?
(a) The planets and heavens are all fixed.
(b) The Earth moves in a perfect circle.
(c) The Earth is a flat disc.
(d) The sun moves around the Earth.

3. What moon was found to have volcanoes?
(a) Europa.
(b) Io.
(c) Persephone.
(d) Terpsichore.

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

5. What was Neptune's position in the solar system as of the writing of this book?
(a) It was last.
(b) It's position was uncertain.
(c) It was the last known planet.
(d) It was third to last.

Short Answer Questions

1. What form do the materials that planets emerge from take before they coalesce into proto-planets?

2. What punishment did Galileo suffer as a result of his works?

3. What fault does Sagan admit that science has?

4. Which of the following is NOT one of the ways that Sagan says life seems to be?

5. What major change have humans made to the environment that would be easily detectable from space?

(see the answer key)

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