Lesson 1 Key Term Crossword

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Across
  1. 4. A device or material that permits current to flow through it easily
  2. 6. An uncharged atomic particle
  3. 7. An instrument for measuring the properties of an electric circuit
  4. 10. Magnet created by passing a current through a coil of wire
  5. 12. The center point of an atom containing the protons and neutrons
  6. 13. A negatively charged particle
  7. 14. An object that is surrounded by a magnetic field
  8. 17. The opposition of current flow
  9. 18. Electrons flow from a negative point to a positive point
  10. 19. A unit of measure of the rate of current flow
  11. 20. The smallest part of an element that contains all the properties of that element
  12. 21. A material used to electrically isolate two conductive surfaces
  13. 22. number Is equal to the number of protons in the nucleus
  14. 24. Strips or bars of metal insulated from each other and arranged around one end of an armature
  15. 27. Anything that occupies space
  16. 28. The continuous flow through a component or an entire circuit
Down
  1. 1. An electrical path between two points
  2. 2. A device used to convert mechanical energy into electrical energy
  3. 3. The effort behind the movement of electrons
  4. 5. Current that does not reverse its direction of flow
  5. 8. The smallest part of a compound that is made of individual atoms
  6. 9. A device used to convert chemical energy into electrical energy.
  7. 11. An accumulation of electric charge on an insulated body
  8. 15. The simplest form of matter
  9. 16. A material that is both a conductor and an insulator
  10. 23. A flow of electric charge
  11. 25. A device used to convert electrical energy into mechanical energy
  12. 26. The outermost ring of electrons in an atom