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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 15, The Gates of the Wonder World Open, Chapter 16, Scaling Heaven.

Multiple Choice Questions

1. Mars apparently once had what resource?
(a) Ice sheets.
(b) Organic compounds.
(c) Liquid water.
(d) Oceans of hydrocarbons.

2. What does Martian soil seem to contain?
(a) Oil.
(b) Ice.
(c) Methane.
(d) Organic material.

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

4. Where does Neptune fall in the mission plan for the Voyager probes?
(a) They will pass by it only at an immense distance
(b) It is their final planetary destination.
(c) They will go into decaying orbit around it.
(d) They will return to the inner solar system after passing it.

5. How much bigger is Neptune than Earth?
(a) Four times.
(b) A hundred times.
(c) Forty times.
(d) Two hundred times.

Short Answer Questions

1. What does Neptune posses at its core that Uranus apparently lacks?

2. Which of the following is NOT one of the ways that Sagan says life seems to be?

3. The Anthropic Principle is divided into two theories that are termed what?

4. At the time this book was written, how many planets were known to exist around other stars?

5. What does Neptune's moon have less of compared to Titan?

(see the answer key)

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