Equations

Question 1

bulk density

Answer 1

Bulk density = ^{weight of dry soil
<span> </span>} volume of soil (solids +pores)

Question 2

weight of dry soil
volume of soil (solids +pores)

Answer 2

bulk density

Question 3

particle density

Answer 3

weight of solids
volume of solids

Question 4

weight of solids
volumes of solids

Answer 4

particle density

Question 5

100%- (Db/Dp * 100)

Answer 5

percent porosity

Question 6

percent porosity

Answer 6

100% - (Db/Dp * 100)

Question 7

h = .15cm^2<br></br> r

Answer 7

capillary rise

Question 8

Θv = Db x θm

Answer 8

volumetric water content, gravimetric determination of soil water content

Question 9

(FC-WP) *Db * Dw * L

Answer 9

Available water holding capactiy (L is the thickness of the layer and Dw is the density of water which is 1/1)