How Do We Know Which Direction Ground Water Will Flow

question 38

Multiple Choice

How do we know which direction ground water will flow?

• A)Dye or chemical tracer tests are required, often requiring multiple wells and months.
• B)It flows perpendicular to the water table contours, in a downhill direction.
• C)It is generally the same as the prevailing wind direction.
• D)It is parallel to local stream flow, just slower.

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