viserfly

Questions for UPPER WIND

Answer the following questions

1. Flying 2500 ft below core of jet, with temperature increasing in the Southern Hemisphere, where does the wind come from?
2. What type of jet stream blows constantly through the northern hemisphere?
3. If an Isohypse on a surface pressure chart of 500hPa shows a figure of 522, this indicates
4. With a polar front jet stream (PFJ), the area with the highest probability of turbulence in the Southern Hemisphere is
5. Wind at altitude is usually given as .......... in ..........
6. In central Europe, where are the greatest wind speeds?
7. Under which of the following circumstances is the most severe CAT likely to be experienced?
8. When and where does an Easterly jet stream occur?
9. When heading South in the Southern Hemisphere you experience Starboard drift
10. Where are easterly and westerly jets found?
11. When flying from south to north in the Southern Hemisphere, you cross over the Polar Front Jet. What happens to the temperature?
12. The core of a jet stream is located
13. The Arctic Jet core is at
14. Contours on a weather chart indicate
15. From the pre-flight briefing you know a jet stream is at 31,000 ft whilst you are at FL270. You experience moderate C.A.T. What would be the best course of action?
16. A jet stream with a wind speed of 350kts is
17. What is most different about the Equatorial Easterly jet stream?
18. What is the ratio of height to width in a typical jet stream?
19. If you fly at right angles to a jet stream in Europe with a decreasing outside air temperature, you will experience
20. How do you recognise high level jet streams and associated CAT?
21. On a particular day the PFJ runs north to south in the Northern Hemisphere
22. FL180, Northern Hemisphere with a wind from the left, what can you say about temperature with a heading of 360°?
23. The polar front jet stream in summer compared to winter in the Northern Hemisphere moves