| A | B |
|---|
| aquifer | water saturated layers of earth below the surface |
| artesian aquifer | A deep aquifer in which water is trapped and held under by great pressure by denser layers of earth. |
| Atlantic Intracoastal Waterway | The 1,000 mile long coastal water highway that stretches from New York to Miami for navigation by smaller boats. |
| Continental Shelf | The continental shelf influences the path of the Gulf Stream. |
| current | The steady flow or movement of a large body of air or water along a particular path. |
| barrier island | Chain of sea islands off Georgia's coast that forms a barrier helping block ocean waves and wind from the mainland. |
| bedrock | Large areas of solid rock found just below the earth's surface. |
| Fall Line | The line that divides the Coastal Plains and the Piedmont regions, and includes three cities, Macon, Augusta, and Columbus. |
| erosion | The wearing away of soil and rock by weather and natural disasters. |
| estuary | The area around a river's mouth where fresh and saltwater mix. |
| jetstream | A rapid current of air flowing between 30,000 and 40,000 feet about sea level. |
| Gulf Stream | The current of warm ocean water that flows from the Gulf of Mexico northward along the east coast of North America then across the Atlantic Ocean. |
| food chain | A feeding pattern for living organisms where by one organisms serves as food for another which in turn becomes food for another and so on. |
| ecosystem | Short for ecological system, it refers to a distinct natural community of living and nonliving things and their environment. |
| groundwater | Water that lies underground. |
