the most distant part from the river mouth from which the water runs all year round
The term that means open is "accessible" or "unsealed."
The term is "abstain."
The term that means observation and inspection by the use of sight is "visual examination."
organelles
The term that means all the liquid and solid water on Earth is "hydrosphere."
Headwater is a term used to refer to the source of a river or stream's water supply. For example, some river's headwater source will be a lake, while other rivers may have an ocean feeding their water supply.
The word 'narrow' describes how wide a river is when it's near its source. The source of a river or stream is called a headwater.
The source of a river
mt. Columbia
Headwater
Headwater .
The address of the Missouri Headwater Preservation Trust is: Ob 393, Bozeman, MT 59718-9448
It's called a headwater.
The usual terms are "source" and/or "headwaters."
Headwater or the source.
your mom your mom and your dad
The upper tributaries of a river are called headwater.