How does a proper warm up affect blood flow?
o a.
blood flow increases.
b. blood flow decreases.
oc. blood flow increases and then decreases.
od. blood flow decreases and then increases.

all soils contain mineral particles, organic matter, water and air the combinations determine the soil's properties – its texture, structure, porosity, chemistry and color. soil is made up of different-sized particles. sand particles tend to be the biggest.