What does it mean to be financially responsible? It's a complex question with a complex answer, but at its core is a simple truth: To be financially responsible, you need to live within your means. And to live within your means, you must spend less than you make.
longitudinal axis. A straight line running fore and aft through the center of gravity. It is horizontal when the airplane is in the rigging position. The aircraft rolls about this axis. See axes.
Is a straight line around which an object rotates. The axes are named in relation to their orientation. The 4 axes of rotation are frontal, Sagittal, vertical or longitudinal, and diagonal or oblique. Has same orientation as frontal plane of motion and runs from side to side at a right angle to saggital plane of motion.