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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 13, The Gift of Apollo, Chapter 14, Exploring Other Worlds and Protecting This One.

Multiple Choice Questions

1. What is Neptune's largest moon?
(a) Triton.
(b) Europa.
(c) Ariadne.
(d) Eurydice.

2. 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.

3. Conditions of what type were extremely important in the creation of early life on Earth?
(a) Atmospheric.
(b) Littoral.
(c) Geological.
(d) Aquatic.

4. How old does Sagan state that "fundamentalist monotheists" believe the Earth to be?
(a) 6,000 years old.
(b) 300,000 years old.
(c) 10,000 years old.
(d) 1 million years old.

5. What form do the materials that planets emerge from take before they coalesce into proto-planets?
(a) A cloud.
(b) A sphere.
(c) A star.
(d) A disc.

Short Answer Questions

1. Sagan suggests that throughout history, many have claimed that our species is what?

2. What is one trait of human beings that Sagan cites as being responsible for our belief in our importance in the universe?

3. How does Sagan characterize NASA?

4. What is the major difference between space exploration and human exploration in the past?

5. In Chapter 5 Sagan asks the reader to imagine that they are which of the following?

(see the answer key)

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