|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) The erosion of land after plant life is wiped out.
(c) Cloud scattering.
(d) Acid rain.
2. According to Sagan, what was the major advantage of the attitude of the government towards the Apollo project?
(a) Rocket science progressed quickly.
(b) There was plenty of funding for space.
(c) Computers advanced in power rapidly.
(d) New propulsion systems were developed.
3. How well does Sagan say his typical audience handles the practical details of a Mars mission?
(a) They are well-connected and able to deal with the details.
(b) They are meticulous thinkers on the subject.
(c) They are uninterested in the details.
(d) They are hopelessly incapable of dealing with them.
4. What is the primary distinguishing feature that SETI looks for to identify a communication from an intelligent source?
(a) Mathematical constants.
(c) Prime Numbers.
(d) Design parameters.
5. 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.
6. What planet is the "evening star"?
7. Sagan discusses in detail a theory that Saturn's rings are caused by what effect?
(a) Cosmic perturbation.
(b) Planetary tides.
(c) Gravity waves.
(d) Ether condensation.
8. Which of the following is NOT a major resource on Mars that makes it viable for "terraforming"?
(b) Carbon dioxide.
(d) Calcium deposits.
9. Sagan estimates that intelligent life might arise on average in one out of how many stars?
(a) One trillion.
(b) One billion.
(c) Ten thousand.
(d) One million.
10. Sagan cautions that the beliefs he endorses could lead to an overabundance of what?
11. What is an astronomical unit?
(a) The mean distance between stars.
(b) The distance from the sun to the Earth.
(c) The radius of the solar system.
(d) The distance that light travels in one minute.
12. Sagan says that the moon was once understood as a symbol of which of the following?
(b) The unattainable.
13. Sagan says that the dark matter that surrounds the Milky Way galaxy takes what shape?
(a) A sphere.
(b) A disk.
(c) A halo.
(d) A column.
14. Where was NASA's first SETI facility located?
(a) The Nevada salt flats.
(b) The Mojave desert.
(c) The Sierra Nevada mountain range.
(d) The Appalachian mountain range.
15. Which of the following planets is NOT known to have a ring system?
Short Answer Questions
1. What element does Sagan say motivated the space programs of the 60s and 70s?
2. What planet in the solar system obviously suffers from a severe greenhouse gas effect?
3. The primary discipline that Sagan argues nations benefit from by investing in space exploration is called which of the following?
4. Which of the following characteristics of Venus is LEAST similar to Earth's?
5. What does Martian soil seem to contain?
This section contains 473 words
(approx. 2 pages at 300 words per page)