Flight control surfaces allows a pilot to adjust and control the aircraft’s altitude (picture 1). How? By using aerodynamics! Flight control surfaces are aerodynamic devices.
Main control surfaces can be found on the body of an aircraft (picture 2) and
~~we are so glad to have contributed to the change for a better nation. Always a great feeling to strive to achieve a better version of ourselves, every step of the way. To a better future, together, cheers!~~