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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 major change have humans made to the environment that would be easily detectable from space?
(a) The destruction of the rainforests.
(b) Desertification.
(c) The Three-Gorges dam.
(d) The pollution of rivers and lakes.

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

3. In the analogy Sagan makes in Chapter 5 the reader is asked to imagine they are seeing Earth from what perspective?
(a) Very close up.
(b) For the first time.
(c) From an immense distance.
(d) From a distorted frame of reference.

4. How does Sagan describe his reaction to the difficulties in detecting human life and intelligence on Earth from space?
(a) Unsurprising.
(b) Aggravating.
(c) Disappointing.
(d) Sobering.

5. Besides the Voyager spacecraft, what does Sagan cite as a major triumph by NASA?
(a) The moon landings.
(b) The Hubble Telescope.
(c) The Mars rovers.
(d) The Gemini project.

Short Answer Questions

1. What did Galileo demonstrate?

2. What does Sagan say is an easy way to visually identify planets?

3. What are the records on the Voyager craft engraved in?

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

5. In Chapter 5 Sagan asks the reader to imagine that they are which of the following?

(see the answer key)

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