The Hydrological Cycle- Key terms 0.0 / 5 ? GeographyThe Water CycleA2/A-levelEdexcel Created by: moll_finnyCreated on: 07-04-18 17:27 Precipitation Moisture in any form. 1 of 18 Interception Temporary storage e.g. water captured by plants, buildings before reching the soil. 2 of 18 Vegetation storage Any moisture taken up by vegetation and held within plants. 3 of 18 Surface storage Any surface water in lakes, ponds and puddles. 4 of 18 Soil moisture Water held within the soil. 5 of 18 Groundwater storage Water held within permeable rocks (aquifer) 6 of 18 Channel storage water held within rivers and streams. 7 of 18 Infiltration Water entering the topsoil. 8 of 18 Throughflow Water seeping laterally through soil below the surface, but above the water table. 9 of 18 Percolation Downward seepage of water through rocks. 10 of 18 Stem flow Water flowing down plant stems and drainpipes. 11 of 18 Groundwater flow (Base flow) Slow moving water that seeps into the river channel. 12 of 18 Channel flow The volume of water flowing through a river channel. (discharge, runoff) 13 of 18 Surface runoff (overland flow) Flow over the surface. e.g. during an intense storm 14 of 18 Evaporation The conversion of water to vapour. 15 of 18 Transpiration Water taken up by the plants and transpired onto the leaf surface. 16 of 18 Evapotranspiration combined effect of evaporation and transpiration. 17 of 18 River discharge The volume of water passing a certain point in the channel in a certain amount of time. 18 of 18
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