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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 7, Among the Moons of Saturn, Chapter 8, The First New Planet.

Multiple Choice Questions

1. According to Sagan, how do early Earth and Titan compare?
(a) They are only vaguely related.
(b) They are totally different.
(c) They are similar.
(d) They are almost exactly the same.

2. William Herschel, the discoverer of Uranus, had what unusual profession?
(a) Actor.
(b) Musician.
(c) Poet.
(d) Magician.

3. What role does Sagan suggest that religion has played in the development of science?
(a) Religion informs and guides scientific development.
(b) Science progressed in spite of religion.
(c) Religiously-minded individuals often become scientists.
(d) Religion has aided science in significant ways.

4. Which of the following is one of the "great demotions" that Sagan cites?
(a) The Earth is 6 billion years old.
(b) Light and magnetism are the same thing.
(c) There may have been life on Mars.
(d) There are planets orbiting other stars.

5. What visual resolution would be required to determine that humans are related to the intelligence on Earth?
(a) 1 cm.
(b) 10 meters.
(c) 1 meter.
(d) 10 cm.

Short Answer Questions

1. Besides the Voyager spacecraft, what does Sagan cite as a major triumph by NASA?

2. What strange motion do all of the stars in the sky exhibit?

3. According to Sagan, which of the following was the most notable historical tool that humans used to explore the world?

4. What is notable about the Sun's light in Sagan's distant picture of the Earth?

5. What does Sagan suggest that cavemen were usually looking for when they wandered?

(see the answer key)

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