GEOG 2050 Chapter : GEOG Chapter 8
Document Summary
Weather- short term: day to day condition of the atmosphere, forecast future conditions for a particular day, more chaotic, less predictable than climate, national weather service (nws, http://www. nws. noaa. gov. Doppler radar: radar- radio detection and ranging, send a microwave signal and listens for the reflection, how the original signal was altered, changes in frequency give velocity, the doppler effect, figure 8. 1 b. Doppler effect: change of frequency caused by motion of the source, passing train or police car. Air masses: the earth"s surface gives the overlying air it"s characteristics, temperature and moisture, stability, figure 4. 12 7th, figure 4. 10 8th. Sh 14 g/kg: maritime tropical on west coast, warm, humid, stable to conditionally unstable, avg. 21 deg c: ~ 2 mb water vapor pressure, wet or dry air mass, maritime or continental, type of air mass, answer: continental, dry air mass, polar air mass= cp, weather, clear skies, cold temperature.
