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This test consists of 15 multiple choice questions and 5 short answer questions.
Multiple Choice Questions
1. At the time this book was written, how many Mars Observers had been flown successfully?
2. Mars apparently once had what resource?
(a) Liquid water.
(b) Organic compounds.
(c) Oceans of hydrocarbons.
(d) Ice sheets.
3. The atmosphere of Venus would best be described as which of the following?
4. What did Steven Hawking worry about with regard to black holes?
(a) That they were growing larger with time.
(b) That they could tear space-time.
(c) That they could migrate into the solar system.
(d) That there were varied types of them.
5. About how large a percentage of the mass of the total universe does dark matter make up?
(a) Sixty percent.
(b) Ninety percent.
(c) Five percent.
(d) Thirty percent.
6. How well does Sagan say his typical audience handles the practical details of a Mars mission?
(a) They are hopelessly incapable of dealing with them.
(b) They are well-connected and able to deal with the details.
(c) They are uninterested in the details.
(d) They are meticulous thinkers on the subject.
7. What hazard from nuclear weapons causes "nuclear winter"?
(a) Cloud scattering.
(b) Acid rain.
(c) Smoke particles in the upper atmosphere.
(d) The erosion of land after plant life is wiped out.
8. Sagan estimates that intelligent life might arise on average in one out of how many stars?
(a) One million.
(b) Ten thousand.
(c) One trillion.
(d) One billion.
9. Why do some suggest capturing asteroids in Earth orbit?
(a) To use them as space stations.
(b) To mine them for resources.
(c) To study them.
(d) To use them as weapons.
10. Which of the following is NOT a major resource on Mars that makes it viable for "terraforming"?
(a) Carbon dioxide.
(c) Calcium deposits.
11. What planet is the "evening star"?
12. What type of asteroids does Sagan suggest that men might be able to live inside of?
(a) Silicon asteroids.
(b) Ice asteroids.
(c) Carbon asteroids.
(d) Short-period asteroids.
13. What planet in the solar system obviously suffers from a severe greenhouse gas effect?
14. What types of information does SETI analyze?
(a) Magnetic waves.
(b) Cosmic rays.
(c) Gravitational waves.
(d) Radio waves.
15. Sagan cautions that the beliefs he endorses could lead to an overabundance of what?
Short Answer Questions
1. What is the shape of the galaxy closest to the Milky Way?
2. What process would be critical to terraforming Mars?
3. When did NASA's SETI program go online?
4. Sagan describes the "myth" that he believes should be created as centering around what?
5. Which of the following planets is NOT known to have a ring system?
This section contains 424 words
(approx. 2 pages at 300 words per page)