science 3-5

15 terms by Sallade 

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artesian well

A well in which water rises because of pressure within the aquifer.

geyser

A type of hot spring in which the water is under pressure and bursts periodically into the air

irrigation

The process of SUPPLYING WATER to areas of land to make them suitable for GROWING CROPS

conservation

the preservation and careful management of the environment and of natural resources

water pollution

The addition of any substancethat has a negative affect on water or the living things that depend on the water.

polluntants

The substance that causes water pollution.

point source

A specific source of pollution that can be identified, such as a pipe.

nonpoint source

A widely spread source of pollution that is difficult to link to a specific point of origin.

water quality

a measurement of the substances in water besides water molecules

concentration

The amount of one material in a certain volume of another material

pH

a measure of how acidic or basic a solution is on a scale of 0-14

hardness

the level of the minerals calcium and magnesium in water

coliform

bacteria found in human and animal waste

filtration

the process whereby fluids pass through a filter or a filtering medium

coagulation

The process by which particles in a liquid clump together; a step in the water treatment process.

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