Physics crosswords puzzle

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Across
  1. 2. To give magnetic properties to; make magnets
  2. 4. Opposites
  3. 8. A material that is magnetized for a very long period of time
Down
  1. 1. induction Production of E.M.F of electrical conductors in a changing magnetic field.
  2. 3. A type of magnetic in which the magnetic field is produced by the an electrical current
  3. 5. Like poles
  4. 6. A coil of wire wrapped around a soft iron
  5. 7. A material that becomes a magnet when it is placed in a magnetic field