Mid-Book Test - Hard
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This quiz consists of 5 short answer questions, 10 short essay questions, and 1 (of 3) essay topics.
Short Answer Questions
1. What is the most important thing that would immediately be apparent to any alien intelligence that found the Voyager probes?
2. What does Neptune's moon have less of compared to Titan?
3. Sagan suggests that throughout history, many have claimed that our species is what?
4. What is Neptune's largest moon?
5. Who was the first to discover moons around another planet?
Short Essay Questions
1. How has the attitude of the Catholic church towards Galileo changed over time?
2. What location in the solar system either have or are believed to have once had volcanoes?
3. What is the problem of perspective in estimating the importance of human beings?
4. What is the purpose of SETI and how does it operate?
5. What does Sagan believe would be necessary for the safety of the human race to be secured?
6. What does Sagan believe black holes have to offer?
7. What would be the first things an alien visitor to Earth would notice about the planet?
8. Briefly describe the progress made to undermine the geocentric theory.
9. What does the image of the "pale blue dot" suggest to Sagan?
10. How did ancient people know about the planets?
Much of Sagan's discussion in this book centers on the idea that human beings are wanderers by nature. He sees this aspect of the human character as obvious and critical.
1) Explain Sagan's conception of how and why early humans were wanderers.
2) Discuss the ways that Sagan believes human beings cope with the desire to wander in the setting of increasingly sedentary civilizations.
3) Discuss some of the endeavors in space exploration described in the book in terms of the human desire to wander and explore.
4) Explain Sagan's opinion about how humans will become nomadic wanderers again in the future.
Titan is the largest moon of Saturn and the most Earth-like of all of the moons in the solar system, making it a good candidate for finding extraterrestrial life.
1) Describe the characteristics of the moon Titan, including a discussion of its atmosphere and hydrocarbon lakes.
2) Assess the specific characteristics of the moon that make it suitable for life.
3) Discuss Sagan's personal involvement in the study of Titan, its importance to him, and why he believes the moon warrants further study.
The geocentric theory of the solar system stated that the sun, the moon, and the planets orbit around the Earth. This world-view was formally endorsed for more than fifteen hundred years, but was eventually shattered by the heliocentric theory.
1) Explain the geocentric theory, including the details of its layout for the solar system and how it accounted for some of the abnormalities in the orbits of the planets.
2) Discuss the origin of this theory and how it came to be embraced by scholars and religious leaders alike.
3) Describe some of the shortcomings of this theory, according to Sagan's arguments.
This section contains 858 words
(approx. 3 pages at 300 words per page)