10 Questions
What is the typical thickness of the root zone?
Less than 2 m
At what level is the groundwater pressure equal to atmospheric pressure?
At the groundwater table
What is the catchment area also known as in the USA?
Watershed
What is the purpose of the water-budget equation?
To describe the path of water in the hydrological cycle
What is the definition of the divide in the USA?
A ridge separating two catchment areas
What is the mathematical expression of the continuity equation for water?
Vi - V0 = ΔS
What is the symbol ΔS used for in the water-budget equation?
Change in storage of water volume
What is the term used for the area of land draining into a stream or a water course?
All of the above
What is the condition for the density of the inflow, outflow, and storage volumes in the water-budget equation?
They must be the same
What is the purpose of the water-budget equation in a given system?
To quantify the water in its various phases
Test your knowledge of hydrology, the study of water's occurrence, distribution, and circulation on Earth. This quiz covers the hydrologic cycle, water resources, and the processes that affect them, including precipitation, runoff, and evapotranspiration.
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