To find where the beginning of a river is.
The source or beginning of a river is called the 'headwater'. The beginning of a river is known as the source.
the source of the river
Answer!-Usually the start of a river is called its source and the end of the river is called the mouth.
The source is where a river begins. The end of a river is usually at the sea.
The beginning a brook or a river is called the source. Most of the time the source is rather small and nondescript.
The beginning of a river is usually located high in the mountains. It may be known as either the "source" or the "headwaters".
source
The source
The source
source
the source is the start of a river
The beginning of a river is called it's Source or, sometimes a river is said to Rise At (some location)Example:Where is the source of the Hudson River? ~ The Hudson River rises in far northern NY State, in the Adirondack Mountains.