On Tue, 25 Jul 2006 18:21:54 -0400, "Peter R."
wrote in ::

Matt Whiting wrote:

It is an acceleration opposite the normal acceleration due to gravity,
so it would be downward with respect to the airframe.

What about the case of a fighter jet climbing on afterburners at a steep
nose-high attitude quickly rolling forward through the horizon to a steep
nose-low attitude? Wouldn't the negative G force be considered an upward
force with respect to the airframe?


Of course.