Pale Blue Dot: A Vision of the Human Future in Space Test | Final Test - Medium

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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. Which of the following planets is NOT known to have a ring system?
(a) Venus.
(b) Saturn.
(c) Jupiter.
(d) Uranus.

2. Which of the following characteristics of Venus is LEAST similar to Earth's?
(a) Gravitation.
(b) Mass.
(c) Orbit.
(d) Size.

3. What was the major result of the Cretaceous-Tertiary Collision?
(a) The destruction of most plant life on the Earth.
(b) An ice age.
(c) Environmental shifts.
(d) Mass extinction.

4. The primary discipline that Sagan argues nations benefit from by investing in space exploration is called which of the following?
(a) Interstellar surveying.
(b) Gestalt geosurveying.
(c) Atmospheric metrics.
(d) Planetary science.

5. Where was NASA's first SETI facility located?
(a) The Appalachian mountain range.
(b) The Sierra Nevada mountain range.
(c) The Nevada salt flats.
(d) The Mojave desert.

Short Answer Questions

1. CFCs are chemicals that is primarily hazardous to the environment in what area?

2. Sagan says that the moon was once understood as a symbol of which of the following?

3. What characteristic of the atmosphere of Venus was initially impossible to explain?

4. What type of government is Sagan most opposed to?

5. According to Sagan, how profitable is it for a nation to invest in space exploration?

Short Essay Questions

1. What would the process of "terraforming" on Mars be like?

2. How well can an asteroid's path be calculated?

3. Why does Sagan believe that America sent men to the moon?

4. Why does Sagan believe it is unlikely that a manned mission to Mars will be carried out in the near future?

5. What profit motivations exist in a manned mission to Mars?

6. What major environmental catastrophes does Sagan warn against in Chapter 14, "Exploring Other Worlds and Protecting One"?

7. How is Venus similar to Earth?

8. What resources does Sagan believe that carbon asteroids have that make them suitable for human habitation?

9. What does Sagan say that it is probably the fate of humanity to "live in the dark"?

10. What does Sagan believe would be necessary for the safety of the human race to be secured?

(see the answer keys)

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