| A | B |
|---|
| Tributary | A small river leading to a larger river. |
| Natural Resources | Supplies we need that come from the earth. |
| River Mouth | The place where the river empties. |
| River Source | The place where the river begins. |
| Wetland | Ground soaked with water all year or part of it. |
| Lake | a body of water surrounded by land. |
| Branch | A small stream that flows into the main stream or river. |
| Marsh | A low spongy wetland covered with thick, healthy growths of tall grasses and reeds. |
