| A | B |
| run off | water that flows across Earth's surface |
| meandering streams | streams with many channels and curves |
| point bar | a pile of sand and gravel that is deposited on the inside of a meander |
| braided stream | streams with many bars and islands separated by river channels |
| drainage basin | specific area of Earth's surface drained by a stream |
| load | sediment that is carried by a stream |
| flood plain | the part of the stream valley covered by water during a flood |
| swamp | found in low-lying areas where water is slow moving |
| wetland | areas of land that are covered with water during some part of the year |
| marsh | sometimes called wet meadow |