Nikola Tesla and Thomas Edison Crossword

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Across
  1. 7. An invention made by Thomas Edison that appeared after the discovery of the x-ray but was declared too dangerous after seeing the ill effects of the invention on one of his own assistants.
  2. 8. current constantly flows back and forth and is found in all household outlets
  3. 9. A device that greatly increases the voltage and frequency of an electrical current and contains a transformer
  4. 11. An invention that powers most every motorized device and can be plugged into a wall
  5. 12. Is a current with a high resistance, but is considered safe for humans
  6. 13. This invention allowed for safe and cost-effective lighting at night
  7. 14. This current only flows in one direction
Down
  1. 1. This inventor invented the phonograph and had a laboratory in Menlo Park
  2. 2. used to transport electricity over a long distance with little resistance and is dangerous to handle without protection
  3. 3. This is an iconic symbol of the film industry
  4. 4. inventor of the Tesla Coil, alternating current, and the induction motor
  5. 5. A generator used mainly for the production of direct current
  6. 6. person purchased the patent of Alternating Current
  7. 10. war between inventors over which current to use for powering America