ESC 364 -Water Resource Issues -Midterm Exam (6 pages, 100 points)

Kf~NAME

You have 85 minutes. Budget your time carefully. (Open book, Open notes)

True I False questions are 1 point each.

Most of the Earth's water is trapped in glaciers and ice sheets.Drinking water is safer and cheaper in the USA than in most 3rd world countrie~.The process by which water travels through the soil to aquifers is called percolation.According to the definition of sustainability used in class the domestic water supply system in Monroe County is

sustainable.The Weekly World News is a good source of verifiable scientific information.Trying to drive through flood waters at night is an extremely bad idea.The expression: (I foot)/(12 inches) has a value of IA dollLlr today is worth less than $1 a year from now.The changes in water levels in Mono Lake could have been predicted using a simple mass balance model.A dense vegetative canopy can reduce net precipitation.Blues singer Memphis Minnie had more practical knowledge of levees than lnany contemporary engineers.Most of Monroe County's domestic water supply comes from Hemlock and Canadice Lakes.Irrigated cotton agriculture as practiced in Central Asia is a sustainable system.It is easier to operate a profitable water supply system if the customers are downhill from the water source.New:York and Pennsylvania differ in that one applies riparian rights while the other applies prior appropriation.New York City water is clean and safe because of an expensive water filtration plant.

Multiple choice questions are 2 points each.

Which of the tollowing is a unit of flow rate?i ft/sec cubic teet per second

c liters(d) a and b(e) a and c(f) band c(g) all of the above(h) none of the above

Under the correlative doctrine of water law,(a) beneficial use must be demonstrated

min times of drought, all water users suffer equally~ water rights are based on ownership of land adjacent to the water supply(d) a and b(e) a and c

;t ~bandci r ' -"(g) all of the above

(h) none of the above

The Dennis Creek watershed project involves:(a) use of incentives(b) involvement of all community members and stakeholders(c) new government regulations on land use

~aandb~aandc(f) band c(g) all of the above(h) none of the above

Which of the t()llowing water 1'ystems require pumping to get water from the source to the water m~\in1"

(~I) Lincoln, Nebr~lska

(b) New York City

(c) Suburban Monroe County (Monroe County Water Authority)~ ~I and b

~I and c

( band c

(g) all of the above

(h) none of tile above

Within a hydrologic system, inflow minus outflow equals(a) runoff

i?) soil moisture~ change in storage(d) a and b(e) a and c(t) band c(g) all of the .Ibove(h) none of the above

Irrigation efficiency:(a) is greater than 80% for most systems(b) is highest tor sprinkler type systems(c) has little economic consequence(d) a and c(e) band c(t) a and bJ;;2 all of tile above~none of the above

In your back yard, a technician hammers an open-ended cylinder into the ground, pours a quantity of water into the cylinder andmeasures how long it takes the water to enter the soil. What is being measured?

of water from the surface store to the soil moisture store

Riparian water rights:(a) derive from adjacency to a water supply(b) predominate in the Eastern USA(c) are exactly the same in New York and Pennsylvania(d) a and ct b and cf a and bg) all of the above

(h) none of the above

The water deal that San Diego reached with farmers in the Imperial Valley illustrates(a) use of incentives to motivate useful behavior(b) improvements in irrigation effIciency(c) the importance of Federal government intervention in water issues

(d) a and c(e) band c

C(t')a and b"(g') all of the above(h) none of the above

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(3) lncre is a huge amoullt of fresh water on Earth. What are three reasons that much of it is ullusable'!~() U~d ---

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The thickness of the aquifer is 20 feet and the width is 50 teet. What is the flow rate through the aquifer'!

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3. (4) Why wastolksinger Woody Guthrie (a hard-core liber~alleft-wi~ger) an advocate of I?rge Northwestern dam projects?

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tf. (4) Compare and contrast the water supply the Monroe County Water Authority and by the CIty of Roctester.

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r, (4) What are four signiticant water resources of Monroe County?

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(H) List 4 hum.ln characteristics possessed by William Mulholland and describe how they manifested themselves.

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7 (6) What is the principle of prior appropriation? What rights does it create'? Why did this system develop'! Where does this legal

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8(3) What effect does water's properties of adhesion and cohesion lead to? Why is this important to plant growth'!

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(4) What are several lessons to be learned from the Aral Sea disaster?

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13, (6) The Brockport campus is 570 acres. How much would I" of rain over the whole campus weigh'? (I acre = 43560 square teet,

cubic foot of water weighs 62.4 pound)

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(3) Why does a water resources specialist need to study engineering economics'?

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'1 .(4) What are the disadvantages of large dam projects?

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,0. (4) What are several ways in which we (attempt) to control flood damage'!

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\Lf-(4) What are the cllar,lcteristics of a sustainable system'! Name one water resource related system that is sustaill,lble LInd one th,lt is

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(3) Why are groups of' flood mitigation projects often built around the same time'?

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