2. What kind of waves are caused by sound? Describe what is happening to molecules.

Sound waves are longitudinal waves, they are caused by the oscillation of particles being parallel to the propagation of the wave.

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.