Assertion: glider's lift | /r/HasProperty | the force
Facets:
value: to its flight path
type: TRANSITIVE-OBJECT
value: on an airfoil perpendicular
type: LOCATION
Source sentences:
text: Lift is the force that directly opposes the weight of an airplane and holds the airplane in the air.
text: Because lift is a force, it is a vector quantity, having both a magnitude and a direction associated with it.
text: Aerodynamic lift, as used here, is the force on an airfoil perpendicular to its flight path, but glider pilots also refer to rising air as lift.