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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 1, You Are Here, Chapter 2, Aberrations of Light.

Multiple Choice Questions

1. About how long does Sagan suggest that human beings have been "settled down"?
(a) 50,000 years.
(b) 100,000 years.
(c) 1,000 years.
(d) 10,000 years.

2. What abstract concept does Sagan specifically say he is optimistic about?
(a) The human capacity for love and discovery.
(b) Human destiny.
(c) The future.
(d) The human prospect.

3. As of 1990, how many moons did the Voyager craft explore?
(a) Thirty.
(b) Sixty.
(c) Six.
(d) Ten.

4. What did ancient people notice about planets that set them apart from the stars?
(a) They grew closer from time to time.
(b) They had complex motions and were not fixed.
(c) They were much larger.
(d) They had unique colors.

5. As of 1990, how many planets did the Voyager craft explore?
(a) Five.
(b) Two.
(c) Four.
(d) Three.

Short Answer Questions

1. What means does Sagan suggest that humans use to represent and express their desire to wander?

2. At the time of the writing of this book, what is the farthest planet that humans had reached through the use of exploratory probes?

3. What space probe was an important part of Sagan's career, and passed by a major planet in 1976?

4. How many planets were known to ancient people?

5. Sagan suggests that the image of the "pale blue dot" teaches the need for what?

(see the answer key)

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