NewsBOT wrote:
In aeronautics, lift occurs with an airplane because the shape of th
wings combined with forward movement causes air to pass faster ove
the top of the wing than the bottom of the wing. If this is a
immutable law regarding lift, how then can an airplane fly upsid
down? ..

Rea
more..

A common miscomception. If you hang a piece of plywood off the back of
a pickup it will give you lots of lift! That said, aerobatic aircraft
wings are sometimes symmetrical airfoils.

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