Chapter 11-Heating The atmosphere Flashcards
Mixture of discrete gases
Air
Generalized composite of weather
Climate
Major components of clean, dry air
Nitrogen 78%
Oxygen 21%
Argon and other gases
Carbon dioxide 0.04%
The point @ which water vapor in the air condenses into liquid
Dew Point
Temp at which there’s a potential for severe weather
High 60’s - 70’s
About 4% of the airs volume
Water vapor
Forms clouds and precipitation
Water vapor
Aerosols
Tiny solids and liquid particles
Water vapor can condense on solids
Reflect sunlight
Help color sunrise and sunset
Ozone
Three atoms of oxygen
Distribution not uniform
Concentrated between 10 to 50 kilometers above surface
Absorbs harmful UV radiation
Atmospheric layers based on temperature
Troposphere
Stratosphere
Mesosphere
Thermosphere
Mechanisms of heat transfer
Convection
Conduction
Radiation
Earth ___________ -____________ at the longer wavelengths
Re-radiates - Radiation
A line connecting places of equal temperature
Isotherm
Heating the atmosphere is termed
Greenhouse effect