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21 Cards in this Set

  • Front
  • Back
Troposphere
The lowest layer of the atmosphere.
Stratosphere
The atmospheric layer of the troposphere.
Ozone
A gas moles that is made up of three oxygen atoms and that absorbs ultraviolet radiation from the sun.
Mesosphere
The coldest layer of the atmosphere.
Atmosphere
A mixture of gases that surrounds a planet, such as Earth.
Air Pressure
The measure of the force with which air molecules push on a surface.
Altitude
The height of an object above the Earth's surface.
Radiation
The transfer of energy as electromagnetic waves, such as visible light or infrared waves.
Conduction
Thetransefer of themal energy from one material to another by direct contact; conduction can also occur within a substance.
Convection
The transfer of thermal energy by the circulation or movement of a liquid or gas.
Greenhouse Effect
The natural heating process of a planet, such as the Earth, by which gases in the atmosphere trap thermal energy.
Global Warming
A rise in average global temperatures.
Wind
Moving air
Coriolis Effect
The curving of moving objects from a straight path due to the Earth's rotation
Trade Winds
The winds that blow from 30 degress latitude to the equator.
Westerlies
Wind blets found in both the Northern and Southern Hemispheres between 30 degrees and 60 degrees latitude.
Polar Easterlies
Wind belts that extend from the poles to 60 degrees latitude in both hemispheres.
Jet Streams
Narrow belts of high speed winds that blow in the upper trosphere and the lower stratosphere.
Primary Pollutants
Pllutants taht are put directly into the air by human or natural activity.
Secondary Polluntants
Pollutants that form from chemical reactions that occur when primary pollutants come in contact with othr primary polltants or with naturally occurring substances, such as water vapor.
Acid Precipitation
Precipitation that contains acids due to air pollution.