This lesson focuses on aviatioin hazards, particularly wind shear and turbulence.

1. Wind Shear:
   1. Microbursts.
   2. Fronts and shallow lows.
   3. Airmass wind shear.
   4. Elevated Stabel Layers.
   5. Jet Streams.
2. Turbulence
   1. Low-Level Turbulence
   2. Thunderstorms
   3. Clear Air Turbulence
   4. Mountain Wave Turbulence

• Read Chapters 11 and 12.
• Review the summary material under Lesson Content.
• Do the Learning Activities to prepare you for this weeks quiz.

Two chapters of reading, which should take about one hour to 90 minutes. The practice exercise should take about 20 to 30 minutes and the quiz 20 minutes.