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

2. How are chunks of Martian rock studied on Earth?
(a) They are captured in space.
(b) They fall to the Earth.
(c) They are returned by two-way probes.
(d) They are simulated with moon rocks.

3. What astronomical discovery did Galileo make that significantly damaged the geocentric theory?
(a) Stars are stationary relative to the Earth.
(b) Jupiter has its own moons.
(c) Planets move in ellipses.
(d) Gravity moves the planets.

4. Who helped Sagan calculate that Titan should be host to oceans?
(a) Dermott.
(b) Mach.
(c) Kuiper.
(d) Cassini.

5. Sagan says that the moon was once understood as a symbol of which of the following?
(a) Madness.
(b) The unattainable.
(c) Prosperity.
(d) Fertility.

Short Answer Questions

1. What does Sagan say the rings of Saturn composed of?

2. Many of organic molecules arrived on Earth from what source?

3. According to Sagan, what was the major advantage of the attitude of the government towards the Apollo project?

4. What does Sagan suggest that cavemen were usually looking for when they wandered?

5. What did Galileo demonstrate?

(see the answer key)

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