ELECTROMAGNETISM

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  1. 2. Maxwell described ___ as a propagating wave of electric and magnetic fields.
  2. 5. It is defined as the number of magnetic field lines passing through a given closed surface.
  3. 7. A stable subatomic particle with a charge of negative electricity.
  4. 8. It is a power source consisting of one or more electrochemical cells.
  5. 10. His main discoveries include the principles underlying electromagnetic induction, diamagnetism and electrolysis.
  6. 11. An instrument for detecting and measuring small electric currents.
  7. 12. Mathematically described it as Faraday's law of induction.
  8. 18. It is a substance in which electrical charge carrier.
  9. 19. An electromotive force or potential difference expressed in volts.
  10. 20. It is the number of occurrences of a repeating event per unit of time.
  11. 21. It is the strength or energy as an attribute of physical action or movement.
  12. 22. It is a path for transmitting electric current.
  13. 24. In physics, electromagnetic radiation refers to the ___ of the electromagnetic field.
  14. 25. A piece of iron that has its component atoms so ordered that the material exhibits properties of magnetism.
  15. 28. It is the force exerted by magnets when they attract or repel each other.
  16. 31. Named after the physicist Emil Lenz who formulated it in 1834.
  17. 33. Reactor consisting of a spiral of insulated wire that introduces inductance into a circuit.
  18. 34. It is a coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit.
  19. 35. It is an electrical machine that converts electrical energy into mechanical energy.
  20. 37. It is a basic law of electromagnetism predicting how a magnetic field will interact with an electric circuit to produce an electromotive force (EMF).
  21. 38. It is a passive electrical device that transfers electrical energy from one electrical circuit to another, or multiple circuits.
  22. 39. To produce by induction or induce an electric current.
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  1. 1. It is the subatomic particles that orbit the nucleus of an atom.
  2. 3. It is the production of an electromotive force across an electrical conductor in a changing magnetic field.
  3. 4. The rate at which someone or something is able to move or operate.
  4. 6. It is the energy that is possessed by an object due to its motion or due to its position.
  5. 9. It is the SI unit of electromotive force.
  6. 13. A length of something wound or arranged in a spiral or sequence of rings.
  7. 14. It is a type of magnet in which the magnetic field is produced by an electric current.
  8. 15. The action of moving a coil or loop of __ through a magnetic field induces a voltage in the coil.
  9. 16. A shape produced by a curve that bends around and crosses itself.
  10. 17. He mathematically described it as Faraday's law of induction.
  11. 22. It is the capacity for doing work.
  12. 23. It is a branch of theoretical physics that studies the interactions between electric charges and currents.
  13. 26. It is the energy that is possessed by an object due to its motion or due to its position.
  14. 27. A region around a magnetic material or a moving electric charge within which the force of magnetism acts.
  15. 29. It is generated by Faraday's law of induction due to relative movement of a circuit.
  16. 30. A statement that the values of two mathematical expressions are equal.
  17. 32. A machine for producing continuous power in which a wheel or rotor.
  18. 36. It is a flow of electrical charge carriers, usually electrons or electron-deficient atoms.