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A rotating beacon alternating white and green flashes indicates what kind of airport at night?
Choices
✓ A lighted land airportcorrect
White and green alternating flashes mark a lighted civilian land airport.
A lighted water airport
A water airport shows white and yellow.
A military airport
A military beacon shows two quick white flashes between the green.
A heliport only
The white-and-green beacon indicates a land airport, not specifically a heliport.
Why
A rotating beacon alternating white and green identifies a lighted land airport. Runway edge lights at such a field are white.
FAA source: AIM 2-1 / AIM 2-3browse the reference library →
This is taught in Night Illusions and Airport Lighting — study the lessons free, then practice with grading and mastery tracking.
Original study question written for this course — representative of FAA knowledge-test topics, not an actual current FAA exam question.