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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 form do the materials that planets emerge from take before they coalesce into proto-planets?
(a) A sphere.
(b) A cloud.
(c) A disc.
(d) A star.

2. How likely does Sagan think it is that the records on Voyager will eventually be found?
(a) It is almost certain.
(b) It is almost impossible.
(c) It is reasonably likely.
(d) It is unlikely.

3. Sagan discusses in detail a theory that Saturn's rings are caused by what effect?
(a) Ether condensation.
(b) Cosmic perturbation.
(c) Planetary tides.
(d) Gravity waves.

4. What is the farthest orbital location that humans have ventured to since the last time men went to the moon?
(a) Low Earth orbit.
(b) Parking orbit.
(c) Geosynchronous orbit.
(d) High Earth orbit.

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

Short Answer Questions

1. Uranus has an unusual field around it of what type?

2. How old are the terrain features generated by Venus' volcanoes?

3. What element does Sagan say motivated the space programs of the 60s and 70s?

4. Which of the following is one of the moons of Mars?

5. When probes enter the atmospheres of other planets, what color do they often see the sky to be?

(see the answer key)

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