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30 terms

Science Vocabulary Words (8.e.1.3.)

STUDY
PLAY
Algae Blooms
When algae increases swiftly in a body of water
Stewardship
A persons interaction with the environment
Eutrophication
When water collects extra nutrients and (it) makes the plants grow faster
Sedimentation
When wasted particles end up at the bottom of something and creates layers
Organic Materials
Living materials (ex: animals, plants, and etc.)
Inorganic Materials
Non-living materials (ex: water, air, etc.)
Contaminants
A substance that hurts the water quality
Fresh water
Water that people can drink
3% of it on earth
1) Icecaps/ Glaciers (2.5%)
2) Groundwater/ Aquifers (.3%)
3) Rivers, Tributaries, lakes, streams, etc. (.1%)
4) Atmosphere
EVERY PERSON NEEDS THIS TO LIVE!!!
Parts Per Million
(PPM) weight of something in parts per million
Portable
Water is good for drinking and cooking with
Salinity
Measurement of the amount of salts dissolved in water
Solute
Solid that you are trying to dissolve (Salt NaCi)
Solvent
The liquid part of a solution (water H2O)
Turbidity
Measurement of how cloudy/ clear the water is
Water Quality
The water characteristics that tell how clean the water is
Dissolved Oxygen
The measurement of how much O2 is in the water
Bioindicators or Macroinvertebrates
Aquatic life (fish, some plants, etc.)
pH
How acidic or basic water is
Acid(ic)
pH less than 7
Base(ic)
pH higher than 7
Nitrates and Phosphates
Nutrients plants use from nitrogen and phosphorous
Water Reclamation
When wasted/used water is cleaned and reused
Water Treatment
Process of collecting and cleaning water
Clean Water Act of 1972
Federal law to keep the water clean
Safe Drinking Water Act of 1974
Act to regulate water for health
Pollution
Chemicals that are NOT safe for the environment
Point Source Pollution
When people can identify the source of pollution
Non-Point Source Pollution
When people can't identify the source of pollution
Alkalinity
Water's ability to neutralize acids (produces limestone)
Ammonia
The decay of organic matter and animal waste and is very toxic to aquatic life