Soil - The scoop on dirt
The scoop on dirt
Soil is a dynamic material that Earth is constantly manufacturing. The highest percent of any given soil is made of minerals, which all come from the same material: rocks. Nature churns rocks into new soil regularly and slowly. A rock is a mixture of minerals that stays together under normal conditions. Rocks can be hard, relatively soft, small, or large. Over time, rocks get weatheredNatural process that breaks down rocks and minerals at Earth's surface into simpler materials by physical (mechanical) or chemical means. or worn down naturally by their environment.
Several factors contribute to how fast the rock weathers. The rock's composition, climate, surrounding organisms, and location are all key factors. Weathering also needs time. It can take one hundred years to more than six hundred...
[The entire page is 757 words long]
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