7Sci Enviro Water
Terms
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- solvent
- a liquid substance capable of dissolving other substances
- solute
- substance being dissolved
- solution
- a mixture in which one substance is dissolved in another
- dissolved
- state in which solute particles are evenly distributed throughout a solvent
- contaminate
- something that causes impurity; something that defiles or pollutes
- concentration
- the strength of a solution
- PPM
- Parts per million- measuring system for the amount of substance present
- Aquifer
- An underground layer of rock or soil that HOLDS WATER
- Impermeable
- preventing especially liquids to pass or diffuse through
- Dilution
- the process of adding solvent to lower the concentration of solute in a solution (watering down)
- Leachate
- polluted liquid produced by water passing through buried wastes in a landfill
- Permeable
- having pores or openings that allow water(or other liquids) to flow through them
- Porous
- full of tiny holes, able to be penetrated by air or water
- Water Table
- Upper surface of the zone of saturation, in which all available pores in the soil and rock in the earth's crust are filled with water.
- Groundwater
- water held underground
- saturated zone
- A layer of permeable rock or soil in which the cracks & pores are COMPLETELY FILLED with water