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Force
the number of particles in an object remains the same
the number of particles in an object remains the same
See lessX-rays
penetrating power of the x-rays
penetrating power of the x-rays
See lessMagnetism and electrical
replusion occurs only between like poles of a magnet whereas attraction occurs between unlike poles and between a pole and a magnetic material
replusion occurs only between like poles of a magnet whereas attraction occurs between unlike poles and between a pole and a magnetic material
See less