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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5, Is There Intelligent Life on Earth?, Chapter 6, The Triumph of Voyager.

Multiple Choice Questions

1. Which other nation besides the United States led the way in space exploration?
(a) Japan.
(b) France.
(c) China.
(d) The Soviet Union.

2. According to Sagan, which of the following was the most notable historical tool that humans used to explore the world?
(a) Ships.
(b) Roads.
(c) Compasses.
(d) The Wheel.

3. Which of the following is a major point opponents of space exploration raise?
(a) Space exploration exists for national prestige only.
(b) The problems on Earth should be solved first.
(c) There is nothing of value anywhere else in the solar system.
(d) No good has ever come of space exploration.

4. What is the major difference between space exploration and human exploration in the past?
(a) It takes months or years to get to the destination.
(b) Humans cannot travel to the places they explore.
(c) It is much less costly, in relative terms.
(d) There is much more uncertainty in space.

5. What scientist is well-known for writing about the differences between species of animals?
(a) Maxwell.
(b) Darwin.
(c) Dawkins.
(d) Hawking.

Short Answer Questions

1. What material that humans have added to the environment would be easily detectable from space?

2. What major change have humans made to the environment that would be easily detectable from space?

3. What was the state of the knowledge and belief about life on other planets at the time the book was written?

4. What other medium was used to express the desire to wander, according to Sagan, as human civilization developed?

5. What does the Geocentric theory state?

(see the answer key)

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