Exam 9: Water Resources

Combined, water in the atmosphere and in rivers and streams accounts for approximately 4% of all freshwater.

Which of the following is not necessary for an aquifer to exist?

A stream which receives water flowing from the surrounding aquifer is known as influent, whereas a streamflow which feeds groundwater is known as effluent.

Gravitational water is water bound to soil by gravity.

groundwater pollution that our generation creates will persist far into the future (decades to centuries) because it is virtually impossible to clean an aquifer once it is polluted.

Excess surface water percolates through the zone of ________ to reach the zone of ________ and the water table.

Define these components of the water budget, explaining the importance of each: precipitation (PRECIP), potential evapotranspiration (POTET), actual evapotranspiration (ACTET), and soil moisture storage (STRGE).

The largest practical potential source of fresh water in North America is

Which of the following is true regarding the amount of water in rivers, streams, and the atmosphere?

The permanent remove of water from the immediate water environment is known as

Soil moisture deficits are frequently overcome by irrigation in the arid and semi-arid agricultural regions of the world.

A drought defined based on decreases in streamflow, lowering of reservoir levels, and declines in snowpacks is a(n)

The movement of water into the atmosphere from plants is

________ occurs when soil soaks water into the subsurface

Berkeley, CA has the highest amount of precipitation during the

The water-balance methodology is, in essence, an accounting or bookkeeping system for water resource analysis.

Approximately what percent of the world's irrigation water is from groundwater?

The line of contact between the zone of aeration and the zone of saturation is known as the

Discuss nonconsumptive use, consumptive use, and instream use as it pertains to the area in which you live.

Water is a renewable resource, constantly cycling through the environment in the hydrologic cycle.