Im stuck on this q pleaase help me out

The process by which natural forces move weathered rock and soil brim one place to another is called

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits