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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 13, The Gift of Apollo, Chapter 14, Exploring Other Worlds and Protecting This One.

Multiple Choice Questions

1. What space probe was an important part of Sagan's career, and passed by a major planet in 1976?
(a) Newton.
(b) Viking.
(c) Ion.
(d) Tesla.

2. What was the name of the mission that sent the first probes to Venus?
(a) Sojourner.
(b) Venera.
(c) Lyka.
(d) Oracle.

3. What material that humans have added to the environment would be easily detectable from space?
(a) Plastics.
(b) Methane.
(c) Chlorofluorocarbons.
(d) Carbon dioxide.

4. What is notable about the stars in Sagan's distant picture of the Earth?
(a) An immense number are visible.
(b) They have many different colors.
(c) They appear very close.
(d) Very few are visible.

5. What does Sagan lament about the study of Titan?
(a) We still know very little about it.
(b) There are no probes headed for it.
(c) It is usually impossible to observe.
(d) There is no interest in studying it.

Short Answer Questions

1. Uranus has an unusual field around it of what type?

2. What role does Sagan suggest that religion has played in the development of science?

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

4. What visual resolution would be required to determine that humans are related to the intelligence on Earth?

5. Titan orbits what planet?

(see the answer key)

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