Theme 1: Rivers Flashcards
What is an estuary?
Part of a river that is tidal and meets the stream
What is a watershed?
The boundary between two drainage basins
What is the mouth?
Where a river enters the sea
What is the confluence?
Where two or more streams or rivers channels meet
What is infiltration?
When water soaks into the soil
What is percolation?
When water moves vertically down through soil and rock
What is throughflow?
When water in the soil flows downhill
What is groundwater flow?
Movement of water underground through rocks
What is surface runoff?
When water flows overground
What is channel flow?
The flow of water in a river
What is channel storage
When water is held in a river
What is groundwater storage?
When water is stored underground in soil and rock.
What is interception?
Collection of water by vegetation
What is surface storage?
When water is held in things like lakes, reservoirs and puddles
What is a water table?
The upper level of underground water