Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
14 Cards in this Set
- Front
- Back
|
What are the 3 landscape-shaping processes?
|
Erosion
Transportation Deposition |
|
|
What are the 4 processes of erosion?
|
Hydraulic action
Attrition Abrasion Solution |
|
|
What is hydraulic action?
When is it most effective? |
The sheer force of the water hitting the bed and banks of a river
When there is a high volume of fast flowing water |
|
|
What is attrition?
|
When stones and boulders collide with each other, causing them to reduce in size over time
|
|
|
What is abrasion?
|
When rocks and stones repeatedly hit the bed and banks of a river, causing material to break off
|
|
|
What is the load?
|
The material the river carries
|
|
|
What is solution?
|
When the river flows over chalk and limestone, the dissolve into the river
|
|
|
What 2 directions does a river erode?
|
Vertical
Lateral |
|
|
What are the 4 processes of transportation?
|
Traction
Saltation Suspension Solution |
|
|
What is traction?
|
Method for moving the largest material, the material is dragged along the riverbed
|
|
|
What is saltation?
|
When small stones are bounced along the riverbed
|
|
|
What is suspension?
|
When very fine material floats in the river and is carried as it flows
|
|
|
What is solution?
|
Dissolved rock is carried within the water, it is invisible
|
|
|
What is erosion?
|
Natural sculpting of a landscape
|
