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29 Cards in this Set

  • Front
  • Back
An area of land that is covered by a shallow layer of water during some or all of the year.
The process by which water, wind, ice, or gravity moves fragments of rock and soil
A ridge of land that separates one watershed from another
Water that is partly salty and partly fresh, characteristic of estuaries
Non-point source
A widely spread source of pollution such as road runoff, which is difficult to link to a specific origin
Point source
A specific source of pollution that can be identified
Water that flows over the ground surface rather than soaking into the ground
Water pollution caused by excessive plant nutrients.
Topographic map
A map that shows the shape and elevation of the land
Contour interval
The difference in elevation from one contour line to the next
Contour line
A line on a topographic map that connects points of equal elevation
Chesapeake Bay
The largest estuary in the United States
An area of land that allows water to flow over or under it to a particular body of water
The total amount of sediment or foreign particles stirred up or suspended in water...a measure of how clean water is
pH value
How acidic or basic a substance is, measured on a scale of 1 very acidic to 14 very basic.
The total amount of dissolved salt in a water sample
Water that fills the cracks and pores in underground soil and rock layers
Water table
The depth from the surface to the groundwater.
The process by which liquid water changes to it's gaseous state of water vapor
Forms of water such as rain, snow, sleet, or hail that fall from clouds and reach earth's surface
water cycle
The coninuous process by which water moves from the earth's surface to the atmosphere and back, passing through living & non living parts of the environment
water vapor
The invisible gaseous form of water
A coastal inlet or bay where freshwater mixes with salty water
A stream or small river flowing into a larger river
renewable resource
A resource that is naturally replaced in a relatively short time
A water shortage caused by periods of low precipitation
Organisms without a backbone that are large enough to see with the naked eye.
The process of using a resource wisely so it will not be used up
The amount of one substance in a certain volume of another substance