People study airflow around objects {aerodynamics}|.
People study flight and airplanes {aeronautics}|.
People study amplifying, rectifying, and logic circuits {electronics}|.
People study useful materials and processes using physical science and mathematics {engineering}|.
People study timekeeping {horology}|.
People study still water under pressure {hydrostatics}|.
People study motions without forces {kinematics}|.
Drawing {mechanical drawing}| can use utensils.
People study motions and forces {mechanics}|.
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Description of Outline of Knowledge Database
Date Modified: 2022.0225