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6 Cards in this Set
- Front
- Back
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SOIL
(define) |
The upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay, and rock particles.
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PARENT ROCK
(define) |
Solid rock underlying loose deposits such as soil or alluvium
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WEATHERING
(define) |
Formed over a long period of time from natural forces acting on an parent rock.
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WHAT ARE FIVE KINDS OF WEATHERING AND THERE PHYSICAL OR CHEMICAL?
(Some may have both) |
Temperature-both physical and chemical
Water-physical Wind-chemical Plants-physical Rocks-physical |
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WHAT ARE THREE TYPES OF SOIL TEXTURES AND THERE SIZE RANGE OF EACH PARTICLE
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Sand:0.05-2.mm
Silt:0.002-5mm Clay:0.002mm |
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WHAT IS THE IDEAL SOIL TYPE FOR GROWING PLANTS IS COMPOSED OF WHAT PROPORATATION OUT OF SILT,CLAY, AND SAND. AND WHAT IS THIS CALLED.
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27% sand the rest silt
(this is called Permeability) |
