XKCD: Airfoil
Are you able to answer this students question? Why *can* airplanes fly upside down if this is how an airfoil works. Or better yet: Why does the air above the airfoil have to meet up with the air below the airfoil?
Are you able to answer this students question? Why *can* airplanes fly upside down if this is how an airfoil works. Or better yet: Why does the air above the airfoil have to meet up with the air below the airfoil?