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Describe the process of frost wedging. What type of weathering is it?
Water expands and freezes causing mechanical weathering of rocks
Define mechanical weathering
a type of weathering in which rocks and minerals break down into smaller pieces. Only a change in size or shape
What is exfoliation?
The process by which outer layers of rock can be stripped away
What is oxidation?
The chemical reation of oxygen with other substances.
Describe how rivers deposit large amounts of sediments in regions where they enter an ocean?
Once a river enters the ocean, the current slows down,
Describe how a delta forms
Once a river enters the ocean, the current slows down; a buildup of sediments from deltas
What are the factors of soil formation?
climate, topography, parent material, biological activity, time,
What is a wind barrier?
A farming method, trees or other vegetation are planted perpendicular to the direction of the wind.
In which type of area is wind a large erosional agent?
desert
What 2 factors affect the rate of erosion?
temperature and precipitation
Carbon dioxide mixes with water to form ......
carbonic acid
Which type of erosion involves constant water movement to create continous erosion?
rivers and streams
wind erosion
glacial erosion
waves
Which type of erosion moves over the longest distance?
living things
wind erosion
glacial erosion
wave action
Which types of erosoin can move against gravity?
glacial erosion
Living things
wave action
wind erosion
What is soil texture?
the classification of particles of soil
What are the classification of soil textures (smallest to largest)?
clay, silt, sand
