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