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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 9, An American Ship at the Frontiers of the Solar System, Chapter 10, Sacred Black.

Multiple Choice Questions

1. Einstein's work undermined what concept?
(a) That our frame of motion is stationary.
(b) That light is the fastest thing in the universe.
(c) That the Sun is unique.
(d) That humans can travel to distant stars.

2. The Anthropic Principle is divided into two theories that are termed what?
(a) Orthodox and reformed.
(b) Greater and lesser.
(c) Strong and weak.
(d) Old and new.

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

4. Kuiper discovered that Titan has what chemical vital to the development of life?
(a) Cytozine.
(b) Hexamine.
(c) Methane.
(d) Argon.

5. What hazard threatened the Voyager craft in Sagan's plan to take a distant picture of Earth?
(a) The Sun's rays.
(b) Cosmic rays.
(c) Space dust.
(d) Micrometeorites.

Short Answer Questions

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

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. The "great demotions" are changes in thinking about the status of what?

4. Sagan compares the human need for religion to what?

5. What other medium was used to express the desire to wander, according to Sagan, as human civilization developed?

(see the answer key)

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