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Mod. #3

The Atomosphere

QuestionAnswer
Atmosphere The mass of air surrounding a planet.
Atmospheric Pressure The pressure exerted by the atmosphere on all objects within it.
Barometer An instrument used to measure atmospheric pressure.
Homosphere Ground to 50 mi above sea level.
Heterosphere Greater than 50 miles above sea level.
Heat The sum total of kinetic energy of particles in a sample of matter.
Temperature The average kinetic energy of particles in a sample of matter.
NASA National Aeronautics and Space Administration
Polar Vortex A weather phenomenon of the south pole which creates a steady rush of winds blowing upwards and decreasing.
CFC's Chlorofluorocarbons
Thermosphere The region of the atmosphere between 50-288 miles(80-460 Km) above the earth's surface.
Exosphere The region of the atmosphere from 288 miles(460 Km) above the earth's surface.
Ionsphere The region of the atmosphere between the altitudes of roughly 40-200 miles where gases are "ioniezed"
Ion An electrically charged atom (one that is either positive or negative)
Aurora An atmospheric light phenomenon resulting from high-energy collisions between ionized particles in the ionsphere.
Aurora Borealis The Northern Lights
Aurora Australis The Southern Lights
Composition How something is made up; the relative quantities of different parts of something
Concentration The amount of a substance in a given volume
Temperature Gradient A gradual change in temperature from one point to another.
Created by: Abbey Lou
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