When exiting the runway, what is the purpose of the runway exit sign?

The operation of an airport rotating beacon during daylight hours may indicate that

Thrust is managed to maintain IAS, and glide slope is being flown. What characteristics should be observed when a headwind shears to be a constant tailwind?

Which runway marking indicates a displaced threshold on an instrument runway?

If severe turbulence is encountered during your IFR flight, the airplane should be slowed to the design maneuvering speed because the