Four Forces on an Airplane by NASA Glenn Research Center (source code)

= Four Forces on an Airplane by NASA Glenn Research Center
{c}
{tag=Work by NASA Glenn Research Center}

https://www1.grc.nasa.gov/beginners-guide-to-aeronautics/four-forces-on-an-airplane/

Sections Weight, Lift, Drag and Thrust: force directions and distinctions between aerodynamic and propulsive forces.