SWS3022 EXAM QUESTIONS AND
ANSWERS 100% PASS
GUARANTEED
T or F; The two forces responsible for water movement in soils are adhesion and
cohesion. - ✔✔false; gravity and capillary
Water's heat of Vaporization is equal to ____________ cal/g. - ✔✔580
The bonding that occurs between water molecules in the liquid is called __________
bonding - ✔✔hydrogen
t or f; Water's density increases as it becomes a solid. - ✔✔false
t or f; Gravimetric water content is water content by weight - ✔✔true
_________ is how water molecules form and _________ bonding is between each water
molecule - ✔✔covalent
hydrogen
You have a 100 cm3 sample of soil A. The sample is oven dried and weighed. The
weight is 160 g.
Katelyn Whitman, All Rights Reserved © 2025 1
, What is the bulk density of soil A? - ✔✔1.6 g/cm3
You have a 100 cm3 sample of soil A. The sample is oven dried and weighed. The
weight is 160 g.
What is the porosity of soil A? - ✔✔40%
You have a 100 cm3 sample of soil B. The sample is oven dried and weighed. The
weight is 120 g.
What is the bulk density of soil B? ___________________ - ✔✔1.2 g/cm3
You have a 100 cm3 sample of soil B. The sample is oven dried and weighed. The
weight is 120 g.
What is the porosity of soil B? - ✔✔55%
You obtain a soil sample with a volume of 400 cm3. It has a moist weight of 450 g and
an oven- dry weight of 400 g.
What is the Gravimetric water content?
Group of answer choices - ✔✔Moist weight-dry weight/ dry weight 450-400/400 =
12.5%
You obtain a soil sample with a volume of 400 cm3. It has a moist weight of 450 g and
an oven- dry weight of 400 g.
What is the volumetric water content? - ✔✔(Vw/ Vs) 50/400 = 12.5%
Katelyn Whitman, All Rights Reserved © 2025 2
ANSWERS 100% PASS
GUARANTEED
T or F; The two forces responsible for water movement in soils are adhesion and
cohesion. - ✔✔false; gravity and capillary
Water's heat of Vaporization is equal to ____________ cal/g. - ✔✔580
The bonding that occurs between water molecules in the liquid is called __________
bonding - ✔✔hydrogen
t or f; Water's density increases as it becomes a solid. - ✔✔false
t or f; Gravimetric water content is water content by weight - ✔✔true
_________ is how water molecules form and _________ bonding is between each water
molecule - ✔✔covalent
hydrogen
You have a 100 cm3 sample of soil A. The sample is oven dried and weighed. The
weight is 160 g.
Katelyn Whitman, All Rights Reserved © 2025 1
, What is the bulk density of soil A? - ✔✔1.6 g/cm3
You have a 100 cm3 sample of soil A. The sample is oven dried and weighed. The
weight is 160 g.
What is the porosity of soil A? - ✔✔40%
You have a 100 cm3 sample of soil B. The sample is oven dried and weighed. The
weight is 120 g.
What is the bulk density of soil B? ___________________ - ✔✔1.2 g/cm3
You have a 100 cm3 sample of soil B. The sample is oven dried and weighed. The
weight is 120 g.
What is the porosity of soil B? - ✔✔55%
You obtain a soil sample with a volume of 400 cm3. It has a moist weight of 450 g and
an oven- dry weight of 400 g.
What is the Gravimetric water content?
Group of answer choices - ✔✔Moist weight-dry weight/ dry weight 450-400/400 =
12.5%
You obtain a soil sample with a volume of 400 cm3. It has a moist weight of 450 g and
an oven- dry weight of 400 g.
What is the volumetric water content? - ✔✔(Vw/ Vs) 50/400 = 12.5%
Katelyn Whitman, All Rights Reserved © 2025 2
