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->atp->I21->9.9.1.5.3.A.1 9153 What characterizes a ground-based inversion? A) Poor visibility. B) Cold temperatures. C) Convection currents at the surface.

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