1. acid rain
    Rain that contains more acid than normal.
  2. Altitude
    The height of an object or point in relation to sea level or ground level.
  3. Atmosphere
    The envelope of gases surrounding the earth or another planet.
  4. Barometer
    an instrument measuring atmospheric pressure, used especially in forecasting the weather and determining altitude.
  5. Density
    the degree of compactness of a substance.
  6. Ozone
    A form of oxygen that has tree oxygen atoms in each molecule instead of the unusual two.
  7. Photochemical smog
    A brownish haze that is a mixture of ozone and other chemicals, formed when pollutants react with each other in the presence of sunlight.
  8. pollutants
    a substance that pollutes something, especially water or the atmosphere.
  9. Pressure
    The amount of force pushing on an area.
  10. soot
    a black powdery or flaky substance consisting largely of amorphous carbon, produced by the incomplete burning of organic matter.
  11. water vapor
    Water in a form of gas.
  12. weather
    The state of Earth's atmosphere at a particular time and place.
  13. the composition of the atmosphere?
    78% nitrogen and 21% oxygen and 1% other gases
Card Set
Hexi for life