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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 3, The Great Demotions, Chapter 4, A Universe Not Made For Us.

Multiple Choice Questions

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

2. Sagan compares the human need for religion to what?
(a) A man's need for water.
(b) An infant's need for a parent.
(c) A blind person's need for a cane.
(d) An injured person's need for aid.

3. What strange motion do all of the stars in the sky exhibit?
(a) They tend to move towards each other.
(b) They move in identical tiny ellipses.
(c) They change directions randomly.
(d) They appear to drift towards the Earth.

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

5. What does Sagan suggest that cavemen were usually looking for when they wandered?
(a) Food.
(b) Shelter.
(c) New territory.
(d) Mates.

Short Answer Questions

1. In what century was the geocentric theory conclusively disproved?

2. How many planets were known to ancient people?

3. The "great demotions" are changes in thinking about the status of what?

4. Sagan suggests that the image of the "pale blue dot" teaches the need for what?

5. Which of the following is NOT one of the major unknowns that Sagan says he will address in this book?

(see the answer key)

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