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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5, Is There Intelligent Life on Earth?, Chapter 6, The Triumph of Voyager.

Multiple Choice Questions

1. What fault does Sagan admit that science has?
(a) It fails to uplift human spirits.
(b) It can only develop theories, not laws.
(c) It is always inaccurate.
(d) It is marred by human perception and arrogance.

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

3. What is notable about pictures taken of the Earth from the moon?
(a) There is no visible sign of mankind.
(b) No landmasses can be seen.
(c) The Earth is always in a half-eclipse.
(d) The Earth appears completely dark.

4. How old does Sagan state that "fundamentalist monotheists" believe the Earth to be?
(a) 10,000 years old.
(b) 6,000 years old.
(c) 300,000 years old.
(d) 1 million years old.

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

Short Answer Questions

1. What does Sagan claim is the key element of humanity's future?

2. Which of the following is a major point opponents of space exploration raise?

3. Sagan describes humans as which of the following, with respect to their arrival in the universe?

4. One feature that Sagan suggests would be easier to detect that human intelligence would be flatulence from what kind of animal?

5. Which of the following is one of the "great demotions" that Sagan cites?

(see the answer key)

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