Soil Conservation Crossword

The chemical and physical processes that break down rock at Earths surface
The process by which water, ice, wind, or gravity moves weathered rock or soil
The geolocic principle that the same geologic processes that operate today operated in the past to change earths surface
The type of weathering in which rock is physically broken into smaller pieces
Process that splits rock when water seeps into cracks, then freezes and expands
Rich, fertile soil that is made up of about equal parts of clay, sand, and silt
The solid layer of rock beneath the soil
Dark colored organic material in soil
A measure of how well soil supports plant growth
The layer of soil that differs in color and texture from the layers above or below it.
Mixture of humus, clay, and other minerals that form the crumbly, topmost layer of soil
The layer of soil beneath the topsoil that contains mostly clay and other minerals
The loose layer of dead plant leaves and stems on the surface of the soil
Soil organism that breaks down the remains of organisms and digests them
A thick mass of grass roots and soil
Anything in the environment that humans use.
The area of the Great Plains were wind erosiom caused soil loss during the 1930s
The management of soil to prevent it's destruction
Plowing fields along the curves of a slope to prevent soil loss
The planting of different crops in a field each year to maintain the soils fertility
Soil conservation method in which the dead stalks from the previous year's crops are left in the ground to keep the soil in place
The grinding away of rock by other rock particles carried in water, ice, and wind
The Process that breaks down rock through chemical changes
A chemical change in which a substance combines with oxygen, as when iron oxidizes, forming rust
Characteristic of material that is full of tiny connected air spaces that water can seep through
The loose, weathered material on earth's surface in which plants can grow