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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. According to Sagan, how do early Earth and Titan compare?
(a) They are similar.
(b) They are totally different.
(c) They are almost exactly the same.
(d) They are only vaguely related.

2. It is believed that some of Saturn's rings may eventually form into what?
(a) Meteors.
(b) Comets.
(c) Moons.
(d) Asteroids.

3. What visual resolution would be required to determine that humans are related to the intelligence on Earth?
(a) 1 cm.
(b) 1 meter.
(c) 10 cm.
(d) 10 meters.

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

5. At the time this book was written, about how many asteroids were known to have paths that take them close to the Earth?
(a) 1000.
(b) 2000.
(c) 500.
(d) 200.

Short Answer Questions

1. In the analogy Sagan makes in Chapter 5 the reader is asked to imagine they are seeing Earth from what perspective?

2. William Herschel, the discoverer of Uranus, had what unusual profession?

3. Which planet was Voyager 2 intended to visit first?

4. Which of the following is NOT one of the ways that early planets may have been made incapable of bearing life?

5. How are chunks of Martian rock studied on Earth?

(see the answer key)

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