Geostrophic winds Study guides, Class notes & Summaries

WX 201 Exam 3 with correct Answers The contour lines drawn on a 500 mb chart are lines of constant height The unit of pressure most commonly found on a surface weather map is millibars or hectopascals Isobaric surfaces are ____ in warm, less-dense air and ____in cold, more-dense air. higher; lower Because of friction, surface winds move ____ winds aloft with the same pressure gradient. more slowly than The pressure gradient force is directed from higher pressure toward l...

What is the source of almost all energy in the Earth system? - Answer-Solar Radiation (the sun) Explain the Earth's radiation balance at the top of the atmosphere. - Answer-Qin=Qout (incoming energy must equal outgoing energy) Explain the Earth's surface heat budget. What terms are the most important? - Answer-100 units of solar radiation at the top of the atmosphere, approximately 25% is reflected back to space, 25% is absorbed by the atmosphere, and 50% reaches Earth's surface. Of that...

WX 201 Exam 3 with correct Answers The contour lines drawn on a 500 mb chart are lines of constant height The unit of pressure most commonly found on a surface weather map is millibars or hectopascals Isobaric surfaces are ____ in warm, less-dense air and ____in cold, more-dense air. higher; lower Because of friction, surface winds move ____ winds aloft with the same pressure gradient. more slowly than The pressure gradient force is directed from higher pressure toward l...

WX 201 Exam 3 w- HW 16 and 17 Questions and Answers Due to Hadley cell formation and the Coriolis force in both hemispheres, winds aloft flow a. easterly b. southerly c. westerly d. randomly e. northerly C Which air mass woudl show the most dramatic change in both temperature and moisture content as it moves over a large body of very warm water? a. mA in winter b. mP in winter c. cP in winter d. cT in summer e. mT in summer C If you are standing directly south of a smo...

UCLA A&O3 Midterm Latest Update Graded A The atmosphere is a mixture of gas molecules, small particulates, and moisture Technological advances in computer hardware and software have had a huge impact on our ability to understand and predict the weather Radiosondes allow us to measure weather conditions in the upper atmosphere A network of surface and upper-air observations is crucial to meteorological understanding because organized weather systems often cover large areas The invention of th...

WX 201 Exam 2 with correct Answers (Graded A) Generally, the concentration of condensation nuclei is greater over the oceans than over land. False If a city receives 24 inches of snow, it is the equivalent to 18 inches of rain. False An important factor in the production of rain by the collision-coalescence process is the number of ice crystals in the cloud. False In a cloud composed of water droplets and ice crystals, the saturation vapor pressure is less over the droplets th...

WX 201 Exam 3 HW #1 & 2 Questions and Answers Upper-level winds in the middle latitudes of both hemispheres generally blow from ____. The west The pressure gradient force is directed from higher pressure toward lower pressure at all places on Earth. The Coriolis force acts at a ____ degree angle to the wind. 90 On a 500 millibar chart, ____ are drawn to represent horizontal changes in altitude which correspond to horizontal changes in pressure. Contour Lines The surface ...

1 ATSC 310- TEST 1 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Forecasting steps Correct Answer: Assess present. (6 hr surface, 12 hr sounding) Predict future. Interpret results. Forecasting Methods Used Correct Answer: Climatology- baseline expectations Analogue- historically similar conditions Persistence- future like present Trends/Extrapolation- future will be like upwind wx Numerical Wx Prediction Ensemble Forecast Empirical Pattern- rules of thumb E...

WX 201 Final Exam Questions and Answers Chemicals called __ break down ozone molecules chlorofluorocarbons Since the turn of this century, CO2 in the atmosphere has: been increasing in concentration In a volume of air near the earth's surface, ____ occupies 78 percent and ____ occupies nearly 21 percent. Nitrogen, Oxygen Sinks of CO2 include photosynthesis The only substance near the earth's surface that is found naturally in the atmosphere as a solid, liquid, and a g...

WX 201 Exam 3 HW #1 & 2 Questions and Answers Upper-level winds in the middle latitudes of both hemispheres generally blow from ____. The west The pressure gradient force is directed from higher pressure toward lower pressure at all places on Earth. The Coriolis force acts at a ____ degree angle to the wind. 90 On a 500 millibar chart, ____ are drawn to represent horizontal changes in altitude which correspond to horizontal changes in pressure. Contour Lines The surface ...