5-61. What charts are used to plot, compute, 

 and encode radiosonde data? 



1. Winds aloft plotting charts 



2. RECCO charts 



3. Adiabatic charts 



4. MF5-20Ns 



5-62. Which of the following codes is used by 

 land stations for reporting wind condi- 

 tions in the upper air? 



1. FM 32. ( ) 



2. FM 33. ( ) 



3. FM 34. ( ) 



4. FM 36. ( ) 



5-63. Which of the following is NOT a standard 

 isobaric surface? 



1. 850 mb 



2. 700 mb 



3. 600 mb 



4. 250 mb 



Learning Objective: Recognize type 

 and content of miscellaneous codes. 



5-64. Which of the following Text Element Iden- 

 tifiers of a PIREP is used for wind infor- 

 mation? 



1. WI 



2. FLW 



3. FLWV 



4. WV 



5-65. What is the code name for a report from a 

 meteorological reconnaissance flight? 



1. RECCO 



2. MERF 



3. PIREP 



4. RECON 



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