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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 17, Routine Interplanetary Violence, Chapter 18, The Marsh of Camarina.

Multiple Choice Questions

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

2. At the time this book was written, how many Mars Observers had been flown successfully?
(a) One.
(b) None.
(c) Three.
(d) Five.

3. What is notable about pictures taken of the Earth from the moon?
(a) There is no visible sign of mankind.
(b) The Earth is always in a half-eclipse.
(c) The Earth appears completely dark.
(d) No landmasses can be seen.

4. According to Sagan, when viewed from space, how apparent would the existence of life on Earth be?
(a) Impossible to discern.
(b) Difficult to discern.
(c) Obvious.
(d) Ambiguous.

5. What other medium was used to express the desire to wander, according to Sagan, as human civilization developed?
(a) Law.
(b) Religion.
(c) Technology.
(d) Ethics.

Short Answer Questions

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

2. Which of the following is NOT one of the missions that observed Venus using radar telescopes?

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

4. What was the name of the second mission that sent probes into the atmosphere of Venus?

5. According to the plans Sagan discussed, how would nuclear weapons typically be used to stop an asteroid from colliding with the Earth?

(see the answer key)

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