This map shows contours of the water table and the location of a factory that contaminated the groundwater. Which way will the contamination flow?
A) Northwest, up the contours
B) Southwest, parallel to the contours
C) Southeast, down the contours
D) No direction because the movement of contamination is independent of groundwater
C) Southeast, down the contours
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If a map with these graphic scales is enlarged along with the scales (such as by using a photocopy machine)
(a) Will the fractional scale of the map change? Why?
(b) Will the graphic scales (as shown) still be usable? Why?
The two most common methods of hazardous waste disposal used today are land disposal and incineration.
Answer the following statement true (T) or false (F)
Runoff of pesticides from lawns, fields, golf courses, and other areas is considered to be one of the most important sources of toxic organic pollution of water.
Answer the following statement true (T) or false (F)
In order for the world's population to stabilize at the level of 12 billion by the year 2200, the growth rate must:
a. increase b. remain stable c. decrease d. decrease to zero