|Name: _________________________||Period: ___________________|
This test consists of 15 multiple choice questions and 5 short answer questions.
Multiple Choice Questions
1. What concept does Sagan suggest that the image of the "pale blue dot" mocks?
(a) Human achievement.
(c) Human conceit.
2. The "great demotions" are changes in thinking about the status of what?
(a) The age of the Earth.
(b) The body of human scientific work.
(c) The place of humanity in the universe.
(d) The dominance of religion.
3. What is notable about the stars in Sagan's distant picture of the Earth?
(a) An immense number are visible.
(b) They appear very close.
(c) They have many different colors.
(d) Very few are visible.
4. What role does Sagan suggest that religion has played in the development of science?
(a) Science progressed in spite of religion.
(b) Religiously-minded individuals often become scientists.
(c) Religion informs and guides scientific development.
(d) Religion has aided science in significant ways.
5. What is the major difference between space exploration and human exploration in the past?
(a) There is much more uncertainty in space.
(b) It takes months or years to get to the destination.
(c) It is much less costly, in relative terms.
(d) Humans cannot travel to the places they explore.
6. Which planet was Voyager 2 intended to visit first?
7. What does Sagan lament about the study of Titan?
(a) It is usually impossible to observe.
(b) We still know very little about it.
(c) There is no interest in studying it.
(d) There are no probes headed for it.
8. Sagan compares the human need for religion to what?
(a) An injured person's need for aid.
(b) A blind person's need for a cane.
(c) A man's need for water.
(d) An infant's need for a parent.
9. Uranus has an unusual field around it of what type?
(d) Gamma rays.
10. When was Neptune discovered?
11. Which of the following does Sagan NOT cite as evidence for the age of the universe?
(a) Star evolution.
(b) Impact craters.
(c) Telemetric spectrometry.
(d) Radioactive dating.
12. In what way is Titan's cold atmosphere an advantage for the formation of life?
(a) It causes molecules to stay on its surface.
(b) It provides shields the moon from solar rays.
(c) It protects its inner core from tidal forces.
(d) It helps certain compounds form quickly.
13. What is one trait of human beings that Sagan cites as being responsible for our belief in our importance in the universe?
14. What means does Sagan suggest that humans use to represent and express their desire to wander?
(b) Stories and symbols.
15. Which of the following is NOT one of the ways that Sagan says life seems to be?
Short Answer Questions
1. What is unusual about Uranus's orientation?
2. When probes enter the atmospheres of other planets, what color do they often see the sky to be?
3. Kuiper discovered that Titan has what chemical vital to the development of life?
4. When were the Voyager spacecraft launched?
5. What does Neptune posses at its core that Uranus apparently lacks?
This section contains 503 words
(approx. 2 pages at 300 words per page)