Electricity & Magnetism Vocabulary

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Across
  1. 2. type of current that goes in one direction
  2. 4. type of circuit that has 1 path for electrons
  3. 5. part of magnet where effect is strongest
  4. 7. type of circuit that has multiple paths for electrons
  5. 9. amount of electricity that flows past a point per second
  6. 14. tiny areas where magnetic field lines up
  7. 17. materials that can be magnetized
  8. 18. type of current that constantly switches directions
  9. 19. SI unit for current
  10. 20. device used to detect electric charges
  11. 21. potential electrical difference
  12. 22. device that converts mechanical energy into electricity
Down
  1. 1. SI unit for resistance
  2. 3. opposition to flow of electrons
  3. 6. wire wrapped around metal core
  4. 8. device that protects wires from excess current
  5. 10. turns electrical energy into mechanical energy
  6. 11. electricity that is a short burst of electrons
  7. 12. material that allows electrons to move freely
  8. 13. material that doesn't allow electrons to move
  9. 15. SI unit for voltage
  10. 16. turns chemical energy into electrical energy