ELECTRICITY

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Across
  1. 3. father of electricity
  2. 7. incredible invention
  3. 8. composed of atom
  4. 9. flow of charge
Down
  1. 1. type of multimeter
  2. 2. sample are iron, copper
  3. 4. difference between two points
  4. 5. sample of Direct Current
  5. 6. everything around us
  6. 10. rubber, glass, plastic