clay, A type of soil with very tiny grains. Very sticky when wet. , gravel, A component of soil make of small pieces of rocks and pebbles , retain, to hold inside, like what soil does with water , sand, component of soil with larger size grains. have a rough and gritty texture. , soil/loam, a mixture of sand, silt, clay, and organic material. , topsoil, the very top layer of soil. .

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