Groundwater

15 Points Per Correct Answer - No time limit  

1. Rock or sediment that contains groundwater is called an ...? Aquaduct Aquifer Aqualith Aquifuge

2. What term describes the infiltration of water from the surface to the water table? Through-flow Recharge Base-flow Permeation

3. If water flows naturally to the ground surface in a water bore (or well) due to hydrostatic pressure, it is considered "sub-artesian". True False

4. What is the name for the lowering of the water table by pumping, to allow excavation of a mine? Dewatering Desaturating Depressurising Dehydrating

5. The percentage of water that can be stored in a rock, compared to the aggregate volume of the whole rock, is called what? Porosity Transmissivity Permeability Storativity

6. What is another word for the unsaturated zone above the water table? Phreatic zone Darcian zone Conductive zone Vadose zone

7. The thickness of an aquifer may be represented on what kind of a map? Isopach Isohyet Isobar Isobath

8. What is another term for "water table"? Transition zone Confining surface Piezometric surface Saturation point

9. What is the term for the removal of groundwater from an aquifer? Discharge Desorption Retardation Base-load

10. Pumping of large amounts of groundwater cannot cause land subsidence (sinking). True False