The Hydrological Cycle- Key terms

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Precipitation
Moisture in any form.
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Interception
Temporary storage e.g. water captured by plants, buildings before reching the soil.
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Vegetation storage
Any moisture taken up by vegetation and held within plants.
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Surface storage
Any surface water in lakes, ponds and puddles.
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Soil moisture
Water held within the soil.
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Groundwater storage
Water held within permeable rocks (aquifer)
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Channel storage
water held within rivers and streams.
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Infiltration
Water entering the topsoil.
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Throughflow
Water seeping laterally through soil below the surface, but above the water table.
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Percolation
Downward seepage of water through rocks.
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Stem flow
Water flowing down plant stems and drainpipes.
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Groundwater flow (Base flow)
Slow moving water that seeps into the river channel.
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Channel flow
The volume of water flowing through a river channel. (discharge, runoff)
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Surface runoff (overland flow)
Flow over the surface. e.g. during an intense storm
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Evaporation
The conversion of water to vapour.
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Transpiration
Water taken up by the plants and transpired onto the leaf surface.
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Evapotranspiration
combined effect of evaporation and transpiration.
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River discharge
The volume of water passing a certain point in the channel in a certain amount of time.
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Other cards in this set

Card 2

Front

Temporary storage e.g. water captured by plants, buildings before reching the soil.

Back

Interception

Card 3

Front

Any moisture taken up by vegetation and held within plants.

Back

Preview of the back of card 3

Card 4

Front

Any surface water in lakes, ponds and puddles.

Back

Preview of the back of card 4

Card 5

Front

Water held within the soil.

Back

Preview of the back of card 5
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