| A | B |
| basin | land area drained by a river & it's tributaries |
| bay | small body of water along the coast |
| canyon | a narrow valley w/ steep sides |
| cape | point of land reaching out into a body of water |
| coastline | land next to the ocean |
| continent | one of the largest land areas in the world |
| delta | soil deposited at the mouth of a river |
| desert | area receiving < 10" of rain a year |
| downstream | direction in which a stream flows |
| gap | a pass thru the mountains |
| gulf | large body of water along the coast |
| harbor | deep-water port, usually next to a city |
| island | land completey surrounded by water |
| isthmus | narrow strip of land connection 2 larger bodies of land |
| lake | baody of water completely surrounded by land |
| range | line of mountains |
| peak | hightest point on a mountain |
| peninsula | land almost completely surrounded by water |
| plains | large area of flat land |
| plateau | large area of high, mostly flat land |
| river mouth | where a river flows into a body of water |
| river source | where a river begins |
| strait or channel | narrow strip of water connecting 2 larger bodies of water |
| upstream | direction toward where the river begins |
| valley | low area between hills or mountains |