SIFT Study Guide 2026

A NOTAM (Notice to Airmen) is an official notice containing information about changes to aeronautical facilities, services, procedures, or hazards that pilots must know.

In Class G airspace below 1,200 feet AGL during daytime, VFR pilots only need to remain clear of clouds with 1 statute mile visibility.

Copper is an excellent thermal conductor, which is why it is used in heat sinks, cooking pans, and electrical wiring. Wood, glass, and rubber are much poorer conductors (good insulators).

The collective pitch control raises or lowers the pitch angle of all main rotor blades simultaneously, changing the total lift generated and controlling altitude.

Army crew coordination doctrine requires any crew member who spots a hazard to immediately announce it using clock position and distance, as timely communication prevents accidents.

Semi-monocoque construction uses a combination of an outer skin and internal structural members (frames, bulkheads, stringers) that share the stress loads.