Soil is formed over long periods of time.
Humus is the part of the soil that is made of decayed organic materials.
Weathering is the breaking down or dissolving of rocks and minerals on Earths surface.
The rocks are broken down through the processes of weathering.
Soil is the thin layer of material covering the earth’s surface and is formed from the weathering of rocks.
It is made up mainly of mineral particles, organic materials, air, water and living organisms
Rocks break up to form soil.
Soil is composed of water, air, different minerals such as rock, sand, clay, and silt, and organic matter from dead plants and animals.
Soil Erosion is the process of blowing away of the top layer of soil by wind and water.
Interactions between these factors produce an infinite variety of soils across the earth’s surface.
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