17 A River Flowing Across A Wide Floodplain With These 5 Basic Cues - American Club. Floodplains are widened as a stream snakes its way across a landscape. A river flowing across a wide flood plain begins to form looplike bends called meanders.
Floodplains form due to both erosion and deposition. A floodplain is an area of land which is covered in water when a river bursts its banks. Erosion removes any interlocking spurs,.