Fast Floods revision vocab Flashcards
To learn about flood vocab
Define
Flood
When there is too much water in the channel, a river bursts its banks, causing a flood.
Define
Drainage basin
The area of land drained by a river
Define
Confluence
The point where 2 or more rivers meet
Define
Watershed
The imaginary line around a drainage basin, any water that falls in this area is drained by the river
Define
Precipitation
Any form of water falling from clouds such as rain, hail, sleet, snow etc
Define
River channel
What the river flows in, gets wider down stream
Define
Hydraulic action
A process of erosion caused by the force of the water hitting the rock
Define
Impermeable surface
Surfaces that do not let water soak into the ground such as tarmac and concrete, normally found in urban areas
Define
Saturated
When the ground cannot hold anymore water.
Define
Saturated
When the ground cannot hold anymore water.
When there is too much water in the channel, a river bursts its banks, causing a flood.
Define
Flood
The area of land drained by a river
Define
Drainage basin
The point where 2 or more rivers meet
Define
Confluence
The imaginary line around a drainage basin, any water that falls in this area is drained by the river
Define
Watershed
Any form of water falling from clouds such as rain, hail, sleet, snow etc
Define
Precipitation
