Lecture 14 – 2013-2014 Dynamic Meteorology (Atmospheric Dynamics) Program for today (24 jan. 2014) Presentation by Marco Stoffelen & Maurits Kooreman Overview of the course subject matter exam 31 january 2014 Reports (break) Multiple-choice test (33 questions) http://www.staff.science.uu.nl/~delde102/ mesoscale Logarithm of the characteris3c 3me scale, T [s] low frequency & small scale molecular diﬀusion 2 −1 6 LT (chapter 7&10) L = 1 km 2 −1 € 4 € €2π T= ≈ 600 s N fronts & extra-‐tropical cyclones f (chapter 3) € T = L2 / 3 € small scale turbulence 0 QG (≈2D) =ν sea breeze (chapters 8, 9 & 10) iner7a waves 2π T= ≈ 12 hours thunderstorm Ω € (chapter 4) NH 3D turbulent cumulus clouds L= buoyancy waves 2 (chapter 13) GC (chapters 7, 12 & 13) planetary waves tropical cyclones (chapters 6,9 & 11) <ν LT QBO & ENSO LT −2 = g sound waves (chapter 3) LT −2 > g € high frequency & large accelera4ons -‐2 0 2 4 6 € € Logarithm of the characteris3c horizontal scale, L [m] Figure 1.72 (new version) Subject maGer second exam Chapter 1: 1.36 Chapter 3: 3.1-‐3.6, 3.11 Chapter 7: 7.1-‐7.8, 7.10-‐7.12* Chapter 9: whole chapter *The deriva3ons in the two technical sec3ons (7.3 and 7.9) are not part of the subject maGer that will be tested As in the ﬁrst exam, you do not need to know equa3on by heart Exam in BBG 161, 31 January (9:00-‐12:00) There will be 4 normal problems, at least two of which will be a slight varia7on of one of the following problems: 1.27, 3.1, 3.2, 7.2, 7.3, 7.4, 7.5, 9.3, 9.4, 9.6, 9.7 (see next slide) In addi7on to this , there will be a set of 8 mul7ple choice ques7ons Problems Answers to the following problems can be downloaded from hGp://www.staﬀ.science.uu.nl/~delde102/dynmeteorology.htm Problems 1.27, 3.1, 3.2, 7.2, 7.3, 7.4, 7.5, 9.3, 9.4, 9.6, 9.7 Grade Grade Exams (2x) in week 45 of 2013 (8/11/2012) (23%) and week 5 of 2014 (31/1/2014) (27%) Presentation of project 1 (Problem 1.19) (oral and written) (30%) Problems 1.20-1.23 and 1.25 (project 2) (10%) Problem 3.2 (10%) Multiple choice questions Answers: 1.  A 2.  B 3.  A 4.  B 5.  A 6.  B 7.  B 8.  A 9.  C 10.  A 11.  C 12.  B 13.  A 14.  B 15.  C 16.  A 17.B 18.C 19.B 20.A 21.B 22.B 23.B 24.A 25.C 26.A 27.C 28.A 29.A 30.A 31.A 32.C 33.A Next semester: More on atmospheric dynamics: Climate and the hydrological cycle Part 1 (February-April) (Geert-Jan Roelofs) Aerosols and clouds (microphysics, dynamics, chemistry), direct/indirect effect of aerosols), aerosols in climate models Part 2 (April-June) (Aarnout van Delden) General large-scale circulation of the atmosphere: interaction of radiation, dynamics and water cycle Thank you and good luck! If you have any questions please not hesitate to ask