Properties of Water

Created by sierramist19028 

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35 terms

Polar Molecule

separation of electric charge leading to a molecule having an electric dipole.

Capillary Action

The combined force of attraction among water molecules and with the molecules of surrounding materials

Surface Tension

the tightness across the surface of water that is caused by the polar molecules pulling on one another

Solution

A mixture that forms when one substance dissolves another.

Solvent

A substance the dissolves another substance

Specific Heat

The amount of heat needed to to increase the temp. of a certain mass of substance by 1degree C

Evaporation

The process by which molecules at the surface of a liquid absorb enough energy to change to the gaseous state.

Condensation

The change of state from a gas to a liquid

Transpiration

The process by which plants give off water vapor through their leaves

Precipitation

Water that falls to earth as rain, snow, hail, or sleet

groundwater

water that fills the cracks and spaces in underground soil and rock layers

watershed

the land area that supplies water to a river system

tributary

a smaller stream or river that feeds into a main river

wetland

a land area that is covered with a shallow layer of water during same of all of the year

water table

the top of the saturated zone, or depth to the groundwater under earths surface

aquifer

an underground layer of rock or soil that holds water

artesian well

a well in which water rises because of pressure whit in the aquifer

permeable

characteristics of a material that is full of tiny, connected air spaces that water can seep through.

impermeable

a characteristic of materials, through which water does not easily pass

runoff

the draining away of water

infiltration

when a portion of the precipitation that reaches the earths surface and seeps into the ground

Accumulation

the gradual gathering of something

source of oceans salt

as water flows through rivers it picks up mineral salt and then this water goes through the cycle and back into the ocean

% of Salt water of earth

97%

% of fresh water on earth

3%

Largest watershed in US

Mississippi River basin

Saturated zone

area that is totally filled with water.

Unsaturated zone

layer about the water table

Significance of wetlands

wetlands act like a strainer to the bad stuff that doesn't help our environment

Marsh

an area of low-lying land that is flooded in wet seasons or at high tied, and typically remains waterlogged at all times

Swamp

an area of low-lying, uncultivated ground where water collects; bog or marsh

Bog

wet muddy ground too soft to support heavy body

Largest wetland in US

Florida Everglades

Spring

places where groundwater bubbles or flows out of cracks in the rock

Geyser

a type of hot spring from which the water bursts periodically into the air.

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