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11 Cards in this Set
- Front
- Back
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Infiltration
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downward movement of water into the soil
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Percolation
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passage of a liquid through spaces of a porous material (such as soil in the aquifer)
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Absolute humidity
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amount of water vapor in the air (gH2O/kg air)
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Relative humidity
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% of maximum amount of water vapor that air could hold at that temperature
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Condensation nuclei
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tiny particles on which droplets of water can collect
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Dew point
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temp at which condensation occurs
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Nitrification
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ammonia is converted by bacteria to nitrites then to nitrates
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Assimilation
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absorbing nitrates and turning them into amino acids, proteins, DNA
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Ammonification
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decomposers turn nitrogen compounds into ammonia
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Denitrification
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anaerobic bacteria convert ammonia into nitrogen gas and nitrous oxide gas
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Nitrogen fixation
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conversation of N2 into NH3 or NH4 by lightning, bacteria, and cyanobacteria
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