Assertion: lift | /r/CapableOf | act in the direction perpendicular
Facets:
value: always
type: MANNER
value: to motion
type: OTHER
Source sentences:
text: His study, the first to use underwater cameras, showed that a swimmer's arm crossed over the body's axis of rotation in an S-shaped pattern, producing lift like a propeller on an airplane.4 (see diagram 1) Lift always acts in the direction perpendicular to motion.