Water Unit Review

Front

Watershed

Back

A land area that channels rainfall and snowmelt to creeks, streams, and rivers like the Colorado River watershed or the Blue River Watershed.

Front

Direct measurement

Back

A method of obtaining data by directly measuring someting like pH or Hardness

Front

Indirect measurement

Back

A method of obtaining data by using a related measurement like measuring aquatic insects to determine water quality.

Front

Simpson’s Index

Back

A measure of diversity that takes into account the number of species and their relative abundance.

Front

Species diversity

Back

The variety of different species within a given ecosystem.

Front

Placer Mining

Back

A method of extracting minerals from river beds using panning, sluicing and dredge boats.

Front

Hardrock Mining

Back

The extraction of minerals from solid rock by digging tunnels and extracting ore.

Front

Acid Mine Drainage

Back

Water that is polluted with sulfuric acid and other toxic metals from mining activities.

Front

Heavy Metals

Back

Metals with high atomic weights that can be toxic in low concentrations like Mercury, Lead and Zinc

Front

Wastewater Treatment Steps

Back

Processes used to remove contaminants from wastewater.

1. 1. Screening, 2. Aeration Basin, 3. Settling pond, 4. Tertiary Treatment (phosphorus), 5. Filter and Treat , 6. Release