Weathering & Erosion
Stream & River Features
Glaciers & Wind
Land Features
100
What type of weathering occurs more in cold, dry climates?
Physical weathering
100
In a meander, where does the most erosion occur?
What is the outside of the curve?
100
What shape valley does a glacier make?
A U-shape.
100
Name the 3 main land types.
Mountains, plateaus, plains.
200
What causes caverns and sinkholes to form in limestone regions?
Chemical Weathering in the ground. Acidic groundwater interacts with the limestone.
200
What happens to rock fragments as they are carried downstream?
They get smaller and smoother.
200
What is a hole with water made by melting ice called?
A kettle lake.
200
Why are the Catskills called a plateau, not mountains?
The rock layers are flat.
300
What two factors increase the rate of chemical weathering?
hot and wet
300
What size(s) of sediment can a slow stream (5 cm/s) carry?
Sand, Silt, and clay
300
What are the scratches in bedrock causes by glaciers called?
Striations.
300
What kind of rocks are in the Adirondack Mountains?
Gneiss and quartzite (hard rocks).
400
Why do some rock layers erode slower than others?
What is their higher resistance to weathering?
400
What shape valley does a river make?
A V-shape.
400
Which side of a sand dune is steep?
You can draw it with the wind direction if you like.
The back side. the one opposite of the wind.
400
Which land area is the lowest?
A plain.
500
Name the type of physical weathering caused by repeated freezing and thawing of water.
What is frost wedging?
500
What forms where a river drops dirt into a lake or ocean?
A delta.
500
What is a hill made by a glacier called?
A drumlin.
500
How are mountains and plateaus different?
Mountains have bent rocks. Plateaus have flat rocks.