Quick Links Take a Practice Exam Contribute to the Site Browse the Exams About this Site Privacy Policy Terms & Conditions Site Map New User Log In Examine My Cookies Contact WebMaster   Exams4Pilots Forum Forum Home - Latest News - Testimonials - Tips & Tricks - Stuck Mike - Bug Reports - Feature Request	SiteMap You are here: home->inst_rat->I27->2.4.1.2.0.A.1 4120 What are some characteristics of unstable air? A) Turbulence and poor surface visibility. * B) Turbulence and good surface visibility. C) Nimbostratus clouds and good surface visibility.

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