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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 11, Evening and Morning Star, Chapter 12, The Ground Melts.

Multiple Choice Questions

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

2. At the time this book was written, how many planets were known to exist around other stars?
(a) None.
(b) About twenty.
(c) About fifty.
(d) Ten.

3. What is one trait of human beings that Sagan cites as being responsible for our belief in our importance in the universe?
(a) Insecurity.
(b) Industry.
(c) Ignorance.
(d) Creativity.

4. What does Sagan say that philosophy and religion should provide?
(a) Comfort.
(b) Guidance.
(c) Kindness.
(d) Truth.

5. In Chapter 5 Sagan asks the reader to imagine that they are which of the following?
(a) An ant.
(b) An alien.
(c) An ancient person.
(d) A time traveler.

Short Answer Questions

1. What hazard threatened the Voyager craft in Sagan's plan to take a distant picture of Earth?

2. As of 1990, how many planets did the Voyager craft explore?

3. How much bigger is Neptune than Earth?

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

5. Earth will most likely lose contact with the Voyager probes when what happens?

(see the answer key)

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