If a girl is standing still and holding a box, is she doing any work? (No) The on the box is not in the same as the movement

The gravity on the box is not the same force as the movement

Jet streams are relatively narrow bands of strong wind in the upper levels of the atmosphere. the winds blow from west to east in jet streams but the flow often shifts to the north and south. jet streams follow the boundaries between hot and cold air. the earth's rotation is responsible for the jet stream as well.