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This quiz consists of 5 multiple choice and 5 short answer questions through Los Angeles Against the Mountains.

Multiple Choice Questions

1. McPhee acknowledges that Pasadena Glen in the mountains of Southern California is a tranquil place providing an escape from city life, but he points out the danger of:
(a) Depression that stems from isolation.
(b) High winds damaging homes.
(c) Boulders rumbling down.
(d) Brush fires starting in canyons.

2. How tall does the erupting volcano in Heimaey grow to above sea level?
(a) One thousand two hundred feet.
(b) Seven hundred feet.
(c) One hundred feet.
(d) Three thousand feet.

3. In 1973, what happens to the Old River Control structure despite engineers drilling it and filling it with cement?
(a) The foundation is eroded and undermined.
(b) The entire project is cancelled.
(c) The structure is knocked down and rebuilt.
(d) Funding to strengthen the structure is cut.

4. Wade Wells' job in the San Dimas Experimental Forest involves researching:
(a) Erosion and sedimentation.
(b) Flood control plans.
(c) Native plant species.
(d) Strength and composition of concrete.

5. Congress mandates that the U.S. Army Corps of Engineers survey the Mississippi and tributaries in order to assure and improve what?
(a) Water rights.
(b) Farmland irrigation.
(c) Aquatic recreation.
(d) Inland navigation.

Short Answer Questions

1. What is the purpose of the debris basins that line the San Gabriel Mountains?

2. Rabalais says he remembers being taught in high school that one day, these would be built:

3. When does hot lava stop glowing red?

4. After describing debris basins, the author flashes back to the Genofile family. What do rescuers believe when they arrive at the family's house after the debris flow?

5. Why is it that the walls of the Genofile family's house do not crumble when the debris flow hits?

(see the answer key)

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