|Name: _________________________||Period: ___________________|
This test consists of 15 multiple choice questions and 5 short answer questions.
Multiple Choice Questions
1. What hazard from nuclear weapons causes "nuclear winter"?
(a) Smoke particles in the upper atmosphere.
(b) Cloud scattering.
(c) Acid rain.
(d) The erosion of land after plant life is wiped out.
2. Why does Sagan say that Mars is a more desirable target for human exploration than the moon?
(a) It is more inhabitable.
(b) It is more like Earth.
(c) It has more to teach.
(d) It has more resources.
3. What was the major result of the Cretaceous-Tertiary Collision?
(a) An ice age.
(b) Mass extinction.
(c) The destruction of most plant life on the Earth.
(d) Environmental shifts.
4. What fuel source might be viable within asteroids?
(a) Organic solids.
(b) Bacteria byproducts.
5. What type of Mars mission did President Reagan turn down?
(a) A one-way colonization mission.
(b) A robotic colony-building mission.
(c) A manned orbital mission.
(d) A joint mission with the Soviets.
6. What was the name of the mission that sent the first probes to Venus?
7. Which of the following characteristics of Venus is LEAST similar to Earth's?
8. Which of the following is NOT a major resource on Mars that makes it viable for "terraforming"?
(b) Carbon dioxide.
(c) Calcium deposits.
9. According to Sagan, what was the major advantage of the attitude of the government towards the Apollo project?
(a) New propulsion systems were developed.
(b) Rocket science progressed quickly.
(c) Computers advanced in power rapidly.
(d) There was plenty of funding for space.
10. How does Sagan characterize most of the benefits gleaned from the space programs of the 60s and 70s?
(a) They were underestimated.
(b) They were unexpected.
(c) They were relatively unimportant.
(d) They were intangible.
11. CFCs are chemicals that is primarily hazardous to the environment in what area?
(a) The biosphere.
(b) The lithosphere.
(c) The stratosphere.
(d) The ozone-layer.
12. When does Sagan predict that anti-matter will be mass-manufactured?
(a) The 22nd century.
(b) The early 21st century.
(c) They late 21st century.
(d) The 23rd century.
13. In what year did humans visit the moon for the last time?
14. Which of the following is NOT one of the missions that observed Venus using radar telescopes?
15. What does Sagan believe about weapons of mass destruction?
(a) They are a necessary evil.
(b) They must never used in anger.
(c) They must be destroyed.
(d) They should be tightly controlled.
Short Answer Questions
1. Sagan estimates that intelligent life might arise on average in one out of how many stars?
2. What is the shape of the galaxy closest to the Milky Way?
3. How are chunks of Martian rock studied on Earth?
4. What happens to the number of asteroids and comets in the solar system as time goes on?
5. What type of asteroids does Sagan suggest that men might be able to live inside of?
This section contains 487 words
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