How is a magnetable to pick up bits of metal without actually touching them?
A. The magnet is surrounded by an electric field that attracts the metal.
B. The metal exerts a repulsive force on the magnet
C. There is an invisible magnetic field around the magnet where it exerts magnetic force
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How is a magnetable to pick up bits of metal without actually touching them?
A. The magnet is surro...
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