Which best describes convection? it relies on the collision of particles within or between substances. it occurs in solids, liquids, or gases that are heated. it results when portions of a liquid cool and rise. it is driven by temperature differences within a fluid?

it is driven by temperature differences within a fluid

If you're looking for an even spread of clay, silt and sand, add a considerable amount of sand and some clay until the 3 even out". soil texture triangle. silty clay loam soil is approximately 20 percent or less sand, 25 to 40 percent clay, and 40 to 70 percent silt.