Vocabulary
What is the hydrosphere?
All of the water on Earth
Name a landform created by wind
Plateau, Mesa, Butte, Natural Arch, Sand Dune, or Wadi
What forces are constructive?
Deposition
What are the 2 types of curves in a meandering river?
Outside and Inside
What is a contour line
The line on a topographic map that represents the elevation
What is deposition?
The dropping or build up of rocks and minerals from their original location to a new location
What is the shape of a river valley?
V-shaped
Weathering and deposition
What is the relationship between sediment size and travel distance?
As sediment size increases, the distance it travels decreases
Name one thing a topographic map shows (+100 to name both)
Elevation of a landform, Shape of a landform
What is glacial till?
Unsorted sediment that a glacier picks up along its path and eventually deposits
How is a river delta formed?
When the water current is low, high sediment concentrations build up at the mouth of a river
The formation of a plateau
Destructive
What is the relationship between gradient and the rate of erosion?
The higher the gradient, the faster erosion occurs
How can you tell if a contour line represents a depression?
It will be a dashed line
What is an alluvial fan?
A triangle-shaped deposit of gravel, sand, and silt formed when flowing water interacts with mountains, hills, or canyons
What landform is created of glacial till and shows where the glacier stopped moving?
Terminal moraine
The creation of a sand dune
Constructive
What soil type is the most erosion resistant? The least?
Clay, Silt
In what direction do streams travel?
Downhill
What is plucking?
Lifting out and removal of fragments of bedrock by the ice
How is a kettle lake formed?
Huge chunks of ice break off of glaciers and melts in the sediment (Ice)
Formation of an esker
Constructive
How does vegetation slow down erosion?
The roots hold sediment in place and absorb the water from rainfall
How do you determine the contour interval?
Subtract the values of 2 labeled, adjacent dark lines and divide by the number of spaces between the lines