How long is the forecast period for Convective Sigmets?

When approaching (inbound) a Class D airport, ATC responds to your initial radio call by saying “Sioux five-seven, stand-by.” In this scenario, you should remain outside of the Class D airpsace until ATC gives you specific instructions in how to enter the Class D.  

The “displaced threshold” of a runway can be used for the takeoff roll.

Class C airspace typically has a 5 NM inner core that extends from the surface to ____________ AGL, and a 10 NM shelf starting at ____________ AGL that extends to ____________ AGL.

What type of airspace exists above FL600 (60,000’)? [BLANK-1]

“Leaning” the mixture includes:

When flying in class D airspace, the speed limit is ______ KIAS (knots indicated airspeed).

The process of breaking down fat for energy during exercise is called:

There are _____ calories for every gram of fat.

confidence decreased when typically drops? [BLANK-1]