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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. What was Neptune's position in the solar system as of the writing of this book?
(a) It was last.
(b) It's position was uncertain.
(c) It was the last known planet.
(d) It was third to last.

2. What punishment did Galileo suffer as a result of his works?
(a) He was beheaded.
(b) He was burned at the stake.
(c) He was imprisoned for life.
(d) He was put under permanent house arrest.

3. What characteristic of the atmosphere of Venus was initially impossible to explain?
(a) Its composition.
(b) Its heat.
(c) Its high winds.
(d) Its dark spots.

4. What is the main component of the atmosphere of Venus?
(a) Hydrogen.
(b) Phosphate.
(c) Quicklime gas.
(d) Sulfuric acid.

5. What concept does Sagan suggest that the image of the "pale blue dot" mocks?
(a) Human achievement.
(b) Human conceit.
(c) Individuality.
(d) Technology.

Short Answer Questions

1. What does the Geocentric theory state?

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

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

4. What visual resolution would be required to determine the existence of intelligent life on Earth?

5. Sagan compares the human need for religion to what?

(see the answer key)

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