OK --disprove it --
I am sure the textbooks don't say it in this manner but -really - pressure difference is how it all works
and higher pressure IS a standard definition of compressed air.
I think-- many of the terms we use for explaining flight --confuse rather than clarify -
Just a thought ----
I was bored
Nuthin personal
Now I will go to the shop n repair a 42% model a friend brought me which ran afoul of one of mamma natures' laws of motion
actually ; Fig Newtons' third -