Altitude is the the measurement of the height you’re in pertaining to the sea level or the ground level. While it’s not important to know your altitude all the time, it can greatly help when you’re ...
Instrument approaches legally require a certified and authorized altimeter setting; if one is unavailable (even from approved alternate sources), the approach is unusable per regulations (AIM ...
How many times have you heard this during an instructional flight? Let’s say you were told to fly at an indicated altitude of 1,900 msl and because you got a little distracted, you’re now at 2,100.