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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. Which planet was Voyager 2 intended to visit first?
(a) Mars.
(b) Jupiter.
(c) Mercury.
(d) Venus.

2. What type of waves could be analyzed to demonstrate that there is intelligent life on Earth?
(a) Cosmic waves.
(b) Ultraviolet waves.
(c) Microwaves.
(d) Radio waves.

3. What is notable about the Sun's light in Sagan's distant picture of the Earth?
(a) It is extremely dim.
(b) It appears to bathe the Earth in light.
(c) It creates a halo around the Earth.
(d) It appears as many distinct shafts of light.

4. Sagan describes humans as which of the following, with respect to their arrival in the universe?
(a) Extreme latecomers.
(b) Middling achievers.
(c) Early adopters.
(d) Slow movers.

5. What planet represents the farthest distance from Earth that the Voyager craft were intended to function at?
(a) Mars.
(b) Jupiter.
(c) Saturn
(d) Uranus.

Short Answer Questions

1. What is Neptune's largest moon?

2. What unusual source of energy do the Voyager spacecraft take advantage of?

3. Earth will most likely lose contact with the Voyager probes when what happens?

4. When probes enter the atmospheres of other planets, what color do they often see the sky to be?

5. What characteristic of the atmosphere of Venus was initially impossible to explain?

(see the answer key)

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