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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 17, Routine Interplanetary Violence, Chapter 18, The Marsh of Camarina.

Multiple Choice Questions

1. How many planets were known to ancient people?
(a) Four.
(b) Three.
(c) Five.
(d) Six.

2. What punishment did Galileo suffer as a result of his works?
(a) He was beheaded.
(b) He was put under permanent house arrest.
(c) He was imprisoned for life.
(d) He was burned at the stake.

3. What means does Sagan suggest that humans use to represent and express their desire to wander?
(a) Trade.
(b) Adventures.
(c) Stories and symbols.
(d) Colonization.

4. Where does Neptune fall in the mission plan for the Voyager probes?
(a) They will pass by it only at an immense distance
(b) It is their final planetary destination.
(c) They will go into decaying orbit around it.
(d) They will return to the inner solar system after passing it.

5. What type of Mars mission did President Reagan turn down?
(a) A manned orbital mission.
(b) A joint mission with the Soviets.
(c) A one-way colonization mission.
(d) A robotic colony-building mission.

Short Answer Questions

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

2. In what century was the geocentric theory conclusively disproved?

3. As of the writing of this book, how many moons was Uranus known to have?

4. Which of the following is one of the "great demotions" that Sagan cites?

5. What is Neptune's largest moon?

(see the answer key)

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