Word: ferrel
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Dates: during 1920-1929
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TIME stated that cyclones spin counterclockwise in the northern hemisphere, clockwise in the southern, due to twist imparted to enveloping air currents by Earth's axial motion (Ferrel's law). No record is discoverable of the hypothetical case posed by Subscriber Harkness. From the nature of its spin and of prevailing air currents, a cyclone usually travels away from the Equator. Should one chance to be translated across the Line it would theoretically be retarded, dissipated, replaced by a fresh one of reverse spin...