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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 Sagan suggest that cavemen were usually looking for when they wandered?
(a) Shelter.
(b) Mates.
(c) New territory.
(d) Food.

2. In the analogy Sagan makes in Chapter 5 the reader is asked to imagine they are seeing Earth from what perspective?
(a) From an immense distance.
(b) From a distorted frame of reference.
(c) For the first time.
(d) Very close up.

3. What does Sagan claim is the key element of humanity's future?
(a) Deep space travel.
(b) Distant worlds.
(c) Terraforming.
(d) Faster than light travel.

4. At the time of the writing of this book, what is the farthest planet that humans had reached through the use of exploratory probes?
(a) Saturn.
(b) Pluto.
(c) Neptune.
(d) Uranus.

5. What element does Sagan say motivated the space programs of the 60s and 70s?
(a) Curiosity.
(b) Nationalism.
(c) Brinksmanship.
(d) Scientific endeavor.

Short Answer Questions

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

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

3. Who helped Sagan calculate that Titan should be host to oceans?

4. According to Sagan, when viewed from space, how apparent would the existence of life on Earth be?

5. How likely does Sagan think it is that the records on Voyager will eventually be found?

(see the answer key)

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