it first begins with a rill, then a gully, then a stream, and then....a river!!!
source mouth tributary
Lakes, ponds, tributaries, delta, headwaters, downriver and some other words
The main parts of a river include a channel, in which the water flows, and a floodplain-a flat region of a valley on either side of the channel. Through the channel and floodplain, water and...
it all most dose the same thing because the river system joins with other small streams for it to form larger streams
The Missour River The Ohio River