What did the private investigator hired by chris' parents use to start finding him

Which property of soil depends on the size of particles? color odor temperature texture

Can someone me? i need to have this done as soon as possible! i'm putting 20 points on this!

Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil