| A | B |
| Latitude | Distance north or south of the Equator |
| Longitude | Distance east or west of the Prime Meridian |
| Geography | Study of physical forms of Earth; study of maps |
| Delta | Triangular-shaped land formed at the mouth of a river |
| Barrier islands | Land areas formed to protect the mainland |
| Bays | Triangular-shaped land formed at the mouth of a river |
| Fall line | Points at which rivers fall from the highlands to lowr land; no longer easily navigated |
| Monadnock | Single "mountain" all alone |
| Geologists | scientists who study the origin, history, and structure of Earth |
| Elevation | height above or below sea level |
| Dialect | A regional language |
| Flora | plant life |
| Terrain | land features |
| Erosion | gradual wearing away of soil |
| Metamorphic Rock | Rock that has gone through several changes |
| Droughts | no rainfall for a long time |
| Precipitation | snow, sleet, hail and rain |
| Extinct | No longer existing |
| Tornadoes | Funnel-shaped storms; strong winds |
| Hurricanes | Strong storms; winds 75-200 mph |
| Fauna | Animal life |
| Basin | Oval depressions in the coastal plain |