Open Checklists

Free checklists for every type of aircraft and pilot.

Test prep › Remote Pilot (Part 107) › Question 39

Remote Pilot (Part 107) practice question 39

You have received an outlook briefing from flight service through 1800wxbrief.com. The briefing indicates you can expect a low-level temperature inversion with high relative humidity. What weather conditions would you expect?

Show answer

Correct answer: A. Smooth air, poor visibility, fog, haze, or low clouds.

Inversions are layers of smooth, stable air that trap moisture and pollutants beneath them. With high relative humidity, expect smooth air with poor visibility in fog, haze or low clouds.

References

Practice 10 random questionsPractice 20

← Question 38All Remote Pilot (Part 107) questionsQuestion 40 →

Question 39 from the FAA document Unmanned Aircraft General (UAG) Sample Questions (U.S. Government work, public domain) · ACS/LSC code UA.III.B.K1j. The FAA does not publish an answer key; the answer and explanation are ours, with references. Verify against the current regulations and handbooks.