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

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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. What is the primary way that humans add carbon dioxide to the atmosphere?
(a) Heavy industry byproducts.
(b) Burning fossil fuels.
(c) Carburetor emissions.
(d) Drilling for natural gas and oil.

2. What country does Sagan believe is best suited for undertaking a terraforming effort?
(a) Japan.
(b) China.
(c) The United States.
(d) The European Union.

3. When did NASA's SETI program go online?
(a) 1992.
(b) 1996.
(c) 1984.
(d) 1978.

4. In what year did humans visit the moon for the last time?
(a) 1969.
(b) 1972.
(c) 1979.
(d) 1975.

5. What does Sagan believe about weapons of mass destruction?
(a) They should be tightly controlled.
(b) They must be destroyed.
(c) They are a necessary evil.
(d) They must never used in anger.

6. When does Sagan predict that anti-matter will be mass-manufactured?
(a) The 23rd century.
(b) The 22nd century.
(c) They late 21st century.
(d) The early 21st century.

7. Sagan describes the "myth" that he believes should be created as centering around what?
(a) Discovery.
(b) Encouragement.
(c) Science.
(d) Tolerance.

8. About how large a percentage of the mass of the total universe does dark matter make up?
(a) Thirty percent.
(b) Five percent.
(c) Ninety percent.
(d) Sixty percent.

9. What is the acronym for the project within SETI that Sagan worked on?
(a) ARGUS.
(b) SPACE.
(c) MEGA.
(d) TITAN.

10. Sagan suggests that humans could live and thrive around what unusual type of star?
(a) White dwarfs.
(b) Pulsars.
(c) Nova nuclei.
(d) Brown dwarfs.

11. Which of the following is NOT a major resource on Mars that makes it viable for "terraforming"?
(a) Water.
(b) Sunlight.
(c) Calcium deposits.
(d) Carbon dioxide.

12. What was the name of the mission that sent the first probes to Venus?
(a) Lyka.
(b) Oracle.
(c) Sojourner.
(d) Venera.

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

14. What is the primary distinguishing feature that SETI looks for to identify a communication from an intelligent source?
(a) Mathematical constants.
(b) Design parameters.
(c) Prime Numbers.
(d) Repetition.

15. Why does Sagan say that Mars is a more desirable target for human exploration than the moon?
(a) It is more like Earth.
(b) It is more inhabitable.
(c) It has more to teach.
(d) It has more resources.

Short Answer Questions

1. It is believed that some of Saturn's rings may eventually form into what?

2. The primary discipline that Sagan argues nations benefit from by investing in space exploration is called which of the following?

3. When did a "disrupted" comet famously fall into Jupiter?

4. What planet in the solar system obviously suffers from a severe greenhouse gas effect?

5. What does Sagan say the rings of Saturn composed of?

(see the answer keys)

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