Chose to use the word "scattering" in reference to a sparseness of a particular thing. An example would be "Steven noticed a scattering of fish food on top of the water in the fish tank."
Use the word "scattering" to denote a spreading of an item. An example would be "Carolina was scattering many hundred dollar bills on the club's dance floor by throwing them in the air."
Chose to use the word "scattering" to describe the disbursement of particles. An example would be "The scattering of electrons results in electrical resistance."
Use the word "scattering" as an adjective by using the word "scattered." An example would be "The scattered glass was the end result of a broken window."