rivers

basics + hydrological cycle

Confluence

place where two tributaries join

Source

Place where the river starts

Watershed

boundary of the drainage basin

Mouth

Place where river enters sea (or lake)

Tributaries

small stream flowing into a bigger river

Channel

where the rivers flows

Drainage basin

area of land drained by one river and all its tributaries

EVAPO Transpiration

Water vapour is released through the stomata (pores) in the leaves

Interception

Water is stored/caught on leaves and branches of vegetation

Throughflow

Water flows horizontally through the soil into the river

Percolation

Water flows vertically DOWN through the soil and rocks BELOW THE WATERTABLE

Infiltration

Water seeps into the ground

Groundwater flow

Water flows horizontally through the rock into the river

Evaporation

Water turns from water droplets into water vapour

Surface run-off

Water flows horizontally over the land into the river