Electricity

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Across
  1. 1. a switch that opens a circuit automatically when the current exceeds a certain value
  2. 3. pathway of electric charges
  3. 7. rate in which charges move through a wire
  4. 10. change in the electrical energy of a charged particle divided by its charge
  5. 11. space around a charged particle
  6. 12. allows electric charges to move freely
  7. 13. melts to prevent circuit overloads
Down
  1. 2. an electrical property of matter that creates electric fields
  2. 4. multiple paths for current
  3. 5. a single path for current
  4. 6. internal resistance which slows the movement of charges through a conducting material
  5. 8. the rate at which electrical energy is converted into other forms of energy
  6. 9. materials that do not transfer charge easily