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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. Sagan helped to discover that Saturn provides what critical element to Titan?
(a) Tidal forces.
(b) A magnetosphere.
(c) Hydrogen.
(d) Energy.

2. Sagan suggest that modern religious thinking treats scientific evidence in what way?
(a) It is cautious about the evidence.
(b) It blatantly disregards the evidence.
(c) It intrudes on the evidence.
(d) It makes no statements about the evidence.

3. Earth will most likely lose contact with the Voyager probes when what happens?
(a) Their solar cells die.
(b) They pass the troposphere.
(c) They reach the Kuiper belt.
(d) Their radio transmitters die.

4. Where does Sagan think it is most likely that life will be found on Mars?
(a) In salt caverns.
(b) On the surface.
(c) In the ice at the poles.
(d) In the subsurface rock.

5. What does Martian soil seem to contain?
(a) Ice.
(b) Organic material.
(c) Oil.
(d) Methane.

Short Answer Questions

1. What element does Sagan say motivated the space programs of the 60s and 70s?

2. Kuiper discovered that Titan has what chemical vital to the development of life?

3. What type of missions does Sagan recommend in order to prepare to deal with Earth-bound asteroids?

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

5. Which other nation besides the United States led the way in space exploration?

(see the answer key)

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