CH 27.1 and 27.2 Vocab Flashcards
Is the process that involves the physical or chemical breakdown of materials on Earths surface
Weathering
is a mixture of weathering rock, organic matter, water and air that is capable of supporting plant life.
Soil
Is the removal of surface material through the process weathering.
Erosion
process that moves materials from one place to another such is water, ice and wind
Sediment transport
When the erosional agent slows down In the case of water, wind, or gravity or melts in the case of glaciers it drop this sediment load in a process.
Deposition
The land area that gathers water for major river
Drainage basin
The movement of water parallel to the shoreline.
Longshore current
Do rocks weather at the same rate?
What are two main factors that determine how fast a rock will weather?
rock type and landscape
What are the two types of weathering?
Mechanical and chemical
What type of change happens with mechanical weathering?
what type of change happens with chemical weathering?
What are the 3 specific types of mechanical weathering?
Frost Wedging Biological Activity,
What causes frost wedging?
Water collects
What is the cycle called during frost wedging?
Freeze Thaw Cycles
What causes biological activity?
Plants and Animals
What causes weathering during collisions?
When rocks fall from a cliff or tumble through turbulent rivers
What are the 2 types of chemical weathering caused by?
Oxygen and Water
What is the chemical process called that is caused by oxygen?
oxidation.
What is the chemical process called that is caused by water?
Hydrolysis
What is parent material?
Is a material from which soil forms
What are soil horizons?
Different layers of soil
How many soil horizons are there?
True or false. All soils contain every soil horizon?
False
What are the specific soil horizons?
What does the first soil horizon contain?
Organic Material
What is the second horizon mostly made of?
Minerals