matthew's puzzle

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Across
  1. 2. - a unit of electricity.
  2. 4. circuit - has two or more paths for current to flow through.
  3. 8. - path for transmitting electricity.
  4. 10. - the equivalent of one volt per one ampere (V/A).
  5. 11. - a safety device in an electric plug or circuit.
  6. 12. - electrical resistance of a conductor of unit cross-sectional area and unit length.
  7. 13. - electric battery supply
  8. 14. law - the voltage across a conductor is directly proportional to the current flowing through it, provided all physical conditions and temperatures remain constant.
  9. 16. - The ability to transfer heat, electricity, or sound by conduction.
  10. 17. - a device for making, breaking, or changing the connections in an electrical circuit.
  11. 19. - something that powers an object.
Down
  1. 1. - the “pressure” that pushes electricity.
  2. 3. - a measure of the opposition to current flow in an electrical circuit.
  3. 5. - the flow of electrical power or charge.
  4. 6. diagram - a graphical representation that simplifies an electrical circuit.
  5. 7. - unit for electrical current.
  6. 9. circuit - one in which all circuit elements are arranged in a single path.
  7. 13. - the rate at which electrons flow past a point in a complete electrical circuit
  8. 15. - a substance that heat or electricity can pass through or along.
  9. 18. - A material or an object that does not easily allow heat, electricity, light, or sound to pass through it.