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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 9, An American Ship at the Frontiers of the Solar System, Chapter 10, Sacred Black.

Multiple Choice Questions

1. How fast was Voyager I moving in 1990?
(a) 40,000 mph.
(b) 10,000 mph.
(c) 1,000 mph.
(d) 500 mph.

2. What does Neptune's moon have less of compared to Titan?
(a) Carbon.
(b) Potassium.
(c) Iron.
(d) Ice.

3. What space probe was an important part of Sagan's career, and passed by a major planet in 1976?
(a) Viking.
(b) Ion.
(c) Newton.
(d) Tesla.

4. The Voyager probes found large amounts of what element on Titan?
(a) Nitrogen.
(b) Oxygen.
(c) Helium.
(d) Iridium.

5. What does Sagan claim is the key element of humanity's future?
(a) Faster than light travel.
(b) Deep space travel.
(c) Terraforming.
(d) Distant worlds.

Short Answer Questions

1. What astronomical discovery did Galileo make that significantly damaged the geocentric theory?

2. Many of organic molecules arrived on Earth from what source?

3. What is the most important thing that would immediately be apparent to any alien intelligence that found the Voyager probes?

4. What did ancient people notice about planets that set them apart from the stars?

5. What is Neptune's largest moon?

(see the answer key)

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