32 terms

Erosion quiz

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Arête-
sharp ridge
Abrasion-
the grinding away of rock by other particles and carried by water, In Other words it means to scraped away or wear away
Spit-
A beach that projects like a finger in the water
Breaker,
a heavy wave that increases its height as it gets closer to shore. It also breaks into white foam on the shore
Rocky headlands-
A Narrow point of land coming out of the sea
Wave cut cliff-
-it is like a cliff and then there is a small cut o the bottom
Wave cut platform-
The narrow flat area often found at the base of sea cliff or along the shoreline of a lake, bay, or sea that was created by the erosion of waves
Sea stack
-a block of rock that won't erode separated from the land. Begins as part of a headline of sea cliff. Pounding by waves erodes the softer, weaker parts of the rock first leaving hard rock behind.
Horn-
Sharpened peak of a mountain
Fiord-
Forms when the level of the sea rises filling the valley once cut by a glacier
Morain-
It forms when a glacier deposits mounds or ridges full of till
Drumlin-
Ice sliding over a moraine may shape it into a drumlin( little hill in the middle of nowhere)
U-shaped valley-
A flowing glacier scoops out a U-shaped valley.
Kettle lake
- Hole formed in the ground formed by glaciers and filled with water
Outwash plain-
A plain formed of glacial sediments deposited by meltwater outwash at the terminus of a glacier
Cirque
a bowl shaped depression on the side of or near mountains
Drumlins
an elongated hill in the shape of an egg formed by glacial ice
Eskers-
a long ridge of gravel and other sediment, typically having a winding course, deposited by meltwater from a retreating glacier or ice sheet
Deflation-
wind picking up small particles and moving them to a different area
Abrasion-
Moving particles hitting land that causes them to erode
Suspension-
This occurs when dust particles can be carried really high and really far away
Saltation-
Particles of soil are lifted up and move sideways they don't move very high, but very long
Surface creep-
Large particles of soil being lifted up and just get rolled around
Loess-
Sediment that is pushed up on top of each other building a wall
Ventifact-
rock that is formed by wind blowing sand
Meanders-
Bends in a river because the sediment is eroded
Floodplain-
A river widens a valley instead of deepening it
V-shaped valley-
When a river cuts deep into a valley, forming a V-shape
Delta-
A more shallow area formed when a river going into the ocean deposits sediment
Tributary-
A small stream that brings water and sediment to a bigger river
Oxbow Lakes-
When sediment builds up it blocks part of a river that turns into an Oxbow lake
Valley Widening-
As the river goes down it makes the land flatter