Deck 1 Flashcards
What does Erosion mean
The wearing away and removal of rocks
What does abrasion mean
rocks grind along the river bed like sandpaper
what does Attrition mean
Rocks being smashed together and break into rounder particles
hydraulic action meaning
the sheer force of the river make cracks in the banks
solution meaning?
soluble particles on the bed and banks are dissolved by weak acids in the water
What does transport mean
Transport is the movement of material across the earth’s surface
what does Traction mean
Larger fragments of material are rolled along the river bed
Salation meaning?
large fragments are bounced along the river bed
suspension meaning?
smaller fragments are carried in the flow of the river
what does Depositionis mean
When the river doesn’t have enough energy to transport material and drops it
what is transport
transport is the movement of material across the earth’s surface
What is a source
the source is where the river starts
what is the mouth
the mouth is where the river meets the sea
what happens when we move downstream in a river
it gets longer and wider
what does discharge mean
Discharge is the technical term for the amount of that a rivet is carrying at a given point