Which of the following is an example of secondary contamination?
a. Handling a contaminated tool
b. Stepping in a contaminated liquid pool
c. Contamination by airborne vapors
d. Contact with the material during a defensive operation
Answer: a. Handling a contaminated tool
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Find the large dune just south of “24” in Section 24. Assume that this dune is moving at an average rate of 90 feet (27 meters) per year. Calculate how long will it take for this dune to migrate out of the area shown on this map (a graphic map scale is found inside the front cover of the Lab Manual).
The following questions are based on the portion of the “Kane Spring NW, California” quadrangle (scale 1:24,000; contour interval 10 feet) shown in Figure 46-6. These isolated dunes in the desert near the Salton Sea (33°11'02"N, 115°52'20"W) are moving over a surface that is only thinly covered with sand. To view this map in color, go to the Lab Manual website or scan the QR code for this exercise. (a) Distance to edge of map: __________ feet (or meters) (b) Time to move to edge of map: __________ years
Who set out to explore worldwide wind and current patterns for commercial and naval purposes?
A) Charles Wilkes B) Benjamin Franklin C) Tim Folger D) Matthew Maury
Volcanic venting of substances including water vapor is called ____
A) ?outgassing B) ?fissure C) ?fusion D) ?condensation
This region has the highest average number of hurricanes per year
A) Atlantic B) Eastern Pacific C) Western Pacific D) Northwest Indian Ocean