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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 is unusual about Uranus's orientation?
(a) It is the only planet that lies perfectly in the ecliptic.
(b) It wobbles constantly.
(c) It is laid on its side.
(d) It shifts from time to time.

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

3. Sagan suggests that the image of the "pale blue dot" teaches the need for what?
(a) Science education.
(b) Space exploration.
(c) Kindness.
(d) Peace.

4. According to the plans Sagan discussed, how would nuclear weapons typically be used to stop an asteroid from colliding with the Earth?
(a) By reversing its orbit.
(b) By pushing it off-course.
(c) By destroying it completely.
(d) By splitting it in two.

5. When probes enter the atmospheres of other planets, what color do they often see the sky to be?
(a) Red.
(b) Yellow.
(c) Blue.
(d) Black.

Short Answer Questions

1. Kuiper discovered that Titan has what chemical vital to the development of life?

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

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

4. What is the major difference between space exploration and human exploration in the past?

5. As of 1990, how many moons did the Voyager craft explore?

(see the answer key)

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