Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
Abrasion
|
example of physical/mechanical weathering; grinding away of rocks by friction with other rocks
|
|
Bedrock
|
the solid, or continuous, rock that extends into Earth's interior
|
|
Biological activity
|
the actions of plants and animals that cause weathering
|
|
Chemical change
|
a change that results in the formation of a new substance; i.e. steel weathers and chemically changes to rust
|
|
Chemical weathering
|
a natural process that occurs under conditions at Earth's surface, forming new compounds
|
|
Frost wedging
|
a form of physical weathering caused by repeated freezing and thawing of water within cracks in rocks
|
|
Infiltration
|
the process in which water soaks into the ground
|
|
Mechanical weathering
|
the breaking up of rock into smaller particles without a change incomposition; physical weathering
|
|
Physical weathering
|
the breaking up of rock into smaller particles without a change in composition; mechanical weathering
|
|
Residual soil
|
soil that is formed in place and remains there
|
|
Sediment
|
the loose material created by the weathering of rock (ESRT)
|
|
Soil
|
mixture of weathered rock and the remains of living organisms in which plants can grow
|
|
Soil horizon
|
the layers of a mature soil ( organic material and leached zone, mineral enriched horizon, broken rock, bedrock)
|
|
Transported soil
|
soil that is formed in one location and moved to another location
|
|
Weathering
|
the change in rocks that occurs when they are exposed to conditions at Earth's surface
|