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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. In what century was the geocentric theory conclusively disproved?
(a) The 19th century.
(b) The 21st century.
(c) The 11th century.
(d) The 13th century.

2. What other medium was used to express the desire to wander, according to Sagan, as human civilization developed?
(a) Religion.
(b) Technology.
(c) Ethics.
(d) Law.

3. 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.

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

5. What is notable about the Sun's light in Sagan's distant picture of the Earth?
(a) It appears as many distinct shafts of light.
(b) It creates a halo around the Earth.
(c) It is extremely dim.
(d) It appears to bathe the Earth in light.

Short Answer Questions

1. Which other nation besides the United States led the way in space exploration?

2. According to Sagan, which of the following was the most notable historical tool that humans used to explore the world?

3. Sagan suggests that throughout history, many have claimed that our species is what?

4. What was the state of the knowledge and belief about life on other planets at the time the book was written?

5. What strange motion do all of the stars in the sky exhibit?

(see the answer key)

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