David

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Across
  1. 3. a physical condition existing in space
  2. 4. a field in which the value of the field strength remains the same at all points
  3. 7. the result of an imbalance between negative and positive charges in an object.
  4. 9. the interaction between charged particles
  5. 12. physical properties are negligable
  6. 13. relating to the interrelation of electric currents or fields and magnetic fields.
  7. 14. an electrical machine that converts electrical energy into mechanical energy.
Down
  1. 1. a dynamo or similar machine for converting mechanical energy into electricity.
  2. 2. device that transfers electric energy from one alternating-current circuit to one or more other circuits
  3. 5. may be positive neutral or negavtive
  4. 6. a magnet that retains its magnetic properties in the absence of an inducing field or current.
  5. 8. the production of an electromotive force (emf) across an electrical conductor in a changing magnetic field.
  6. 10. a law of interaction between particles based off of strength
  7. 11. a region around a magnetic material or a moving electric charge within which the force of magnetism acts.