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Weathering/Erosion

TermDefinition
Weathering the process by which rock materials are broken down by the action of physical and chemical processes
Chemical Weathering the breakdown of rock into smaller pieces by physical or mechanical means
Chemical Weathering the process by which rocks break down as a result of chemical reactions
Erosion the process by which wind,water, ice or gravity transports/moves soil and sediment from one location/place to another
Deposition when sediments are deposited, or dropped off, in a different location/place. This process changes the way earth looks over time.
Ice/Frost wedging form of physical weathering that involves the repeated freezing and thawing of water in areas with extremely cold weather; water seeps into small cracks in rocks and other materials and can break the rock when it expands
Mass wasting the downhill movement of large mass of rocks or soil due to gravity
Plant growth when parts of a plant grows into a rock and cracks it
Exfoliation outer layer of desert rocks undergo repeated stress as the temperature changes from day to night. (Heating & Cooling)
Animal action type of mechanical weathering where animals dig into ground and loosen soil.
Abrasion the grinding and wearing away of rock surfaces through the mechanical action of other rock or sand particles. (rock against rock)
Carbonation when the acid rain combines with rocks, and changes their chemical formations.
Acid precipitation rain, sleet or snow that contains a high concentration of acids wears away rock over time
Lichen/moss plants that release different acids on rocks which dissolve it and break down the chemical bonds
Oxidation reaction of rock minerals with oxygen, thus changing the mineral composition of the rock. (RUST)
Created by: science482
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