There are many details to consider when planning a flight under Instrument Flight Rules. Mix in some inclement weather, and the workload increases exponentially. Answer all these questions correctly and prove you have the keys to unlock a successful IFR flight.

You'll likely pass through several classes of airspace on every flight, whether it's your first solo or a cross-country flight to the beach. Each class of airspace is depicted with unique markings on the sectional chart and different VFR weather minimums and equipment requirements. Take our latest quiz and test your knowledge of the U.S. airspace system.

Airplane performance can be defined as the capability of an airplane to operate effectively while serving a specific purpose.  Among the elements of performance are takeoff and landing distances, rate of climb, ceiling, speed, payload, and fuel economy.  Answer these questions and see if you can correctly determine all the factors required for adequate aircraft performance.