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weathering
rodriguez
15
Science
7th Grade
09/29/2010

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Term
chemical weathering
Definition
occurs when the chemical dissolves in the rock and change them into a different minerals
Term
climate
Definition
weather pattern that occurs in an area for years
Term
humus
Definition
dark colored decayed organic thing that supplies food to plants and is found in topsoil
Term
ice wedging
Definition
when water freezes in a cracks of rocks which is causing the rock to expand
Term
leaching
Definition
the removal of mineralsthat been dissolved in water
Term
mechanical weathering
Definition
a physical process that breaks rock apart without changing the chemical make up
Term
oxidation
Definition
when metallic objects is exposed to oxygenand water time over time.
Term
soil
Definition
a combines of weathered rock, decayed organic material, mineral fragments, water, and air that can thousands of years to develop.
Term
weathering
Definition
mechanical or chemical process that breaks rocks into smaller pieces.
Term
erosion
Definition
surface materials are worn away and transported from one place to another by gravity, wind, water, and glaciers.
Term
deflation
Definition
wind blows over loose seediments removes small paricles, and leaver coarser sediments.
Term
deposition
Definition
dropping sediments by gravity, glacier, wind, water and it loses its energy and no longer carry its load.
Term
dune
Definition
a mound formed by blown sediments that piles up behind a obstacle.
Term
mass movement
Definition
any type of ersion that occurs as gravity moves down a slope.
Term
slump
Definition
type of mass movement that occurs when a mass of material moves down a curved slope.
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