An environmental protection agency has found 2 of its monitored wells with high nitrate readings. The agency needs to notify private well owners who live within 3 miles of the contaminated wells. You have been given two digital maps for the study area: one showing all monitored wells, and the other showing private wells. Explain how you can help the agency accomplish the task.
What will be an ideal response?
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Labeling
A. In the accompanying world food production map, choose the location that principally involves industrialized agriculture. B. C. In the accompanying world food production map, choose the location that principally involves intensive traditional agriculture.
The very common mineral shown in this photograph is light colored, transparent, has a hardness of seven, and fractures rather than cleaves. It does not effervesce. What mineral is it? 
A. biotite B. garnet C. feldspar D. muscovite E. quartz
Partial melting of a rock will create a magma that is ________ than the composition of the original rock.
A. more mafic B. darker in color C. more silicic D. hotter E. less viscous
A rolling freight car collides with an identical freight car at rest. After coupling they roll with a speed of 2 m/s. From this information the initial speed of the lighter freight car was
A. 4 m/s. B. 8 m/s. C. 6 m/s. D. 5 m/s.