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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. Sagan expects both Voyager spacecrafts to continue to broadcast data through what year?
(a) 2010.
(b) 2050.
(c) 2015.
(d) 2030.

2. What is the most important thing that would immediately be apparent to any alien intelligence that found the Voyager probes?
(a) The human DNA sequence.
(b) The location of Earth.
(c) That the probes were intelligently designed.
(d) How to decode the records.

3. In Chapter 5 Sagan asks the reader to imagine that they are which of the following?
(a) An ant.
(b) An ancient person.
(c) A time traveler.
(d) An alien.

4. Which of the following does Sagan NOT cite as evidence for the age of the universe?
(a) Radioactive dating.
(b) Impact craters.
(c) Star evolution.
(d) Telemetric spectrometry.

5. What does Neptune's moon have less of compared to Titan?
(a) Potassium.
(b) Iron.
(c) Ice.
(d) Carbon.

Short Answer Questions

1. Which of the following is NOT one of the ways that early planets may have been made incapable of bearing life?

2. What concept does Sagan suggest that the image of the "pale blue dot" mocks?

3. What planet did Sagan spend a great deal of time studying when an important space probe passed near it in 1976?

4. In the analogy Sagan makes in Chapter 5 the reader is asked to imagine they are seeing Earth from what perspective?

5. Einstein's work undermined what concept?

(see the answer key)

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