Geogrphy Flashcards
What is the scource?
The source is known to be the beggining of the river.
What is a Tributary?
A tributary is when a smaller river meets a main one.
What is a watershed?
The watershed is the imaginary outline of a river basin, an area of higher ground.
What is a confluence?
A confluence is the meeting point of two rivers.
What is a valley?
A valley is an area with higher ground on either side where the river runs through.
What is a floodplain?
A floodplain is the land either side of the river which may flood if the river overflows.
What is a mouth (not the humans mouth)?
The mouth is the end of the river that occurs to the sea or ocean.
What is a riverbasin?
A riverbasin is the area inside the watershed where all rain will collect into a river.
What is river erosion?
River erosion is the wearing away and break down of rock by a river.
What is hydraulic action?
Hydraulic action is the force of the river against the banks that can cause air to be trapped in cracks. The pressure weakens the banks and gradually wears it away.
What is river abrasion?
River abrasion is when rocks are being carried along by the river rub snd scape’s along the river bed.
What is attrition?
Attrition is when rocks being carried by the river, smashed together and break into smaller, smoother and rounder particles.
What is a solution?
A solution is a soluble rock dissolved into the river.
What is river deposition?
River deposition is where rocks are dropped that goes from the bigger rocks to the smallest stone goes.
What is abrasion in glaciation process?
Abrasion happens when rocks which have frozen to the base and the back of the glacier scrapes the bedrock.
