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29 Cards in this Set
- Front
- Back
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Agent 2: running water
precipitation can do 3 things |
evaporate
soak-in run off |
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Agent 2: running water
water running downhill _________ of _______ shaped ___________ |
major agent
erosion earth's land surface |
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Agent 2: running water
amount of run off affected by: |
amount of rainfall
plant population shape of the land soil saturation |
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Agent 2: running water
runoff progression |
rills, gullies, creeks, streams, tributaries, rivers
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River load
load |
sediment debris carried by stream
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river load
How is sediment debris carried by stream |
tumbled
carried dissolved |
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River systems
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drainage system
drainage basin divides |
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River systems
drainage system |
network of streams, tributaries, rivers
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River systems
drainage basin |
area drained by drainage system
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River System
Divides |
continental divide
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River Life Cycle - immature
what are the characteristics of an immature river |
steep sided V shaped valleys
waterfalls and rapids relatively straight narrow valleys fast moving>erosion and loads |
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River Life Cycle - mature
name six characteristics of a mature river |
very wide valleys
slow moving few rapids or waterfalls meandering and oxbow lakes |
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River Deposition
Characteristics |
delta
flood plains and levees oxbow lake alluvial fans |
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Agent 3: waves
How do waves shape the coast by using hydraulics? |
they transport sand & other sediment
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Agent 3: waves
what happens when large waves hit the shore? |
their energy breaks apart rocks
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Agent 3: waves
How do waves also erode by abrasion? |
when sediment hits land it wears away like sand paper
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Agent 4: wind erosion
How does wind cause erosion? |
deflation and abrasion
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Agent 4: wind erosion
deflation |
process by which wind removes surface materials
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Agent 4: wind erosion
what is the weakest of erosion? |
wind
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Agent 4: wind erosion
Sand dunes actually move? true or false |
True
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Agent 5: Glaciers
What are the two types of glaciers |
continental
valley |
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Agent 5: Glaciers
What are the two things that cause glaciers to erode? |
plucking
abrasion |
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Agent 5: Glaciers
Glaciers and landform include |
terminal and lateral moraine, drumlin, meltwater stream, outwash plain, kettle lakes, crevasses, cirque, esker, till
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Agent 5: Glaciers
what are general glacier landforms? |
horn, cirque, glacial lake, moraine, kettle lake, drumlin
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Agent 5: Glaciers
Continental glaciers are found in Antarctica and Greeceland. true or false |
false
Antarctica and Greenland |
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Continental glaciers
Continental glaciers covered most of N. America and Europe during the Ice Age. true or false |
true
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Continental glaciers are able to flow in one direction.
true or false |
false
they are able to go in all directions |
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Valley Glaciers (aka Alpine Glaciers)
When a glacier melts, what does it deposit |
sediment eroded from the land
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Valley Glaciers (aka Alpine Glaciers)
The mixture of sediment that a glacier deposits directly on the surface is called |
till
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