| A | B |
| archipelago | large group or chain of Islands |
| delta | accumulation of sediment at the mouth of a river, triange shaped |
| fjord | narrow deep inlets of the sea set between high cliffs |
| isthmus | narrow strip of land with with water on either side |
| strait | narrow strip of water that connects two larger bodies of water |
| prairie | region of tall grasslands and fertile soil; few trees |
| steppe | area of sparse short grass or rocky terrain; ususally found next to deserts or highlands |
| plateau | a long, elevated flatland |
| plain | a nearly flat area of land |
| topography | description of the physical features of Earth |