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This test consists of 15 multiple choice questions and 5 short answer questions.
Multiple Choice Questions
1. When did the belief that Venus was a "sister planet" to Earth become dispelled?
(a) The early twentieth century.
(b) The mid twentieth century.
(c) The mid nineteenth century.
(d) The late nineteenth century.
2. What is an astronomical unit?
(a) The radius of the solar system.
(b) The mean distance between stars.
(c) The distance from the sun to the Earth.
(d) The distance that light travels in one minute.
3. What was the major result of the Cretaceous-Tertiary Collision?
(a) Environmental shifts.
(b) The destruction of most plant life on the Earth.
(c) Mass extinction.
(d) An ice age.
4. What was the name of the second mission that sent probes into the atmosphere of Venus?
5. When did NASA's SETI program go online?
6. About how many channels does SETI search for signs of extraterrestrial communication on?
(c) A few hundred.
(d) One hundred.
7. The primary discipline that Sagan argues nations benefit from by investing in space exploration is called which of the following?
(a) Interstellar surveying.
(b) Planetary science.
(c) Gestalt geosurveying.
(d) Atmospheric metrics.
8. What is the primary way that humans add carbon dioxide to the atmosphere?
(a) Heavy industry byproducts.
(b) Burning fossil fuels.
(c) Drilling for natural gas and oil.
(d) Carburetor emissions.
9. What is the acronym for the project within SETI that Sagan worked on?
10. What planet in the solar system obviously suffers from a severe greenhouse gas effect?
11. Sagan discusses in detail a theory that Saturn's rings are caused by what effect?
(a) Gravity waves.
(b) Ether condensation.
(c) Planetary tides.
(d) Cosmic perturbation.
12. Sagan says that the dark matter that surrounds the Milky Way galaxy takes what shape?
(a) A disk.
(b) A halo.
(c) A column.
(d) A sphere.
13. What process would be critical to terraforming Mars?
(a) The Turing effect.
(b) Ozone catalyzing.
(c) The greenhouse cycle.
14. What hazard from nuclear weapons causes "nuclear winter"?
(a) Cloud scattering.
(b) The erosion of land after plant life is wiped out.
(c) Acid rain.
(d) Smoke particles in the upper atmosphere.
15. Where does Sagan think it is most likely that life will be found on Mars?
(a) In the subsurface rock.
(b) On the surface.
(c) In the ice at the poles.
(d) In salt caverns.
Short Answer Questions
1. What planet is the "evening star"?
2. How far out does the solar corona die out?
3. What did Steven Hawking worry about with regard to black holes?
4. Sagan suggests that ancient people did not think of the moon as which of the following?
5. What type of missions does Sagan recommend in order to prepare to deal with Earth-bound asteroids?
This section contains 460 words
(approx. 2 pages at 300 words per page)