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Soil Vocab - Part 1
Soil, Rocks, and Landforms vocabulary Part 1
Term | Definition |
---|---|
earth material | any natural resource that makes up earth, including soil and water |
pebbles | weathered rock material with particles typically between 6-64 mm |
gravel | weathered rock material with particles typically between 2-6 mm |
sand | weathered rock material with particles typically between 1-2 mm |
silt | rocks that are smaller than sand but bigger than clay |
clay | rocks that are too small to see without a hand lens |
humus | bits of dead plant and animal parts in the soil |
rock | a solid earth material made of two or more minerals |