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science words

atmosphere the envelope of gasses surrounding the earth or another planet
troposphere the lowest region of the atmosphere extending from the earths surface to a height about 6-10
ionosphere the layer of the earths atmosphere that contains a high concentration ions and free electrons and is able to reflect radio waves
ozone layer A colorless unstable toxic gas with a pungent odor and powerful oxidizing properties, formed from oxygen by electrical discharges or...
ultraviolet radiation
chlorofluorocarbon any class of coumpounds of carbon hydrogon cholorin
weather the state of the atmosphere with respect to wind, temperature, cloudiness, moisture, pressure
humidity humid condition; moistness; dampness.
relative humidity the amount of water vapor in the air, expressed as a percentage of the maximum amount that the air could hold at the given temperature; the ratio of the actual water vapor pressure to the saturation vapor pressure
dew point the temperature to which air must be cooled, at a given pressure and water-vapor content, for it to reach saturation; the temperature at which dew begins to form.
fog a cloudlike mass or layer of minute water droplets or ice crystals near the surface of the earth, appreciably reducing visibility. Compare ice fog, mist, smog
precipitation when cloud droplets combine and grow large enough to fall to earth
Created by: mchilds616