EXPLANATION OF NEGATIVE MASS
In theoretical physics,negative mass is a matter whose mass is of opposite sign to the mass of normal matter. Such matter would violate
one or more energy conditions and show some strange properties.It is used in certain speculative theories,such as on the construction
of wormholes. Originally the closest known real representative of such matter is a region of negative pressure density produced in Casmir effect.
Newton’s law of motion f=ma....