In the 19th century Oersted showed that electric current is somehow related to a magnetic field, in fact a steady current in a wire produces its own magnetic field and other magnets can produce a force on a current-carrying wire.
(a steady current in a wire; produces; its own magnetic field and other magnets) Context(a steady current in a wire produces,List([105, 140))):(Oersted; showed; that electric current is somehow related to a magnetic field; T:In the 19th century) Context(Oersted showed a steady current in a wire produces,List([20, 140))):(electric current; is somehow related; to a magnetic field)
a steady current in a wire produces,List([105, 140)) Oersted showed a steady current in a wire produces,List([20, 140))
a steady current in a wire Oersted electric current
produces showed is somehow related
its own magnetic field and other magnets
that electric current is somehow related to a magnetic field T:In the 19th century
to a magnetic field