After the "Groundwater" lecture and readings you should be able to answer and discuss the following questions.

Define groundwater.

What are the four zones of groundwater?

What are the two factors which drive groundwater flow?

Besides groundwater, what other sources of drinking water are used in the United States?

Define porosity and permeability?

How do these two properties of earth materials control groundwater flow?

Describe some of the problems with groundwater contamination.

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