GPH 111 Exam 3 Questions & Answers | 40 Questions with 100% Correct Answers | Updated & Verified
Why are interception and infiltration important? - Interception - Precipitation 'intercepted' before reaching soil, reduces soil erosion and soil "plugging". Infiltration - Initial movement of water into the soil, Infiltration rate: Max rate of flow into soil, If rainfall intensity is greater than infiltration rate: Runoff (flooding) What is evapotranspiration? - Combined water lost to atmosphere from evaporation and transpiration. What are some issues associated with groundwater? - Overpumping (Subsidence, fissures) and Pollution (Industrial wells, hazardous waste disposal, salinization). What is the difference between soil moisture and groundwater? - Soil moisture is in the Zone of Aeration and Groundwater is in the Zone of Saturation. What is the difference between a confined and unconfined aquifer? - Confined aquifier has impermeable layers above and below, Unconfined aquifier has permeable layer above and low/impermeable layer below. Which soil type is permeable? - Sandy
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