Physics

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Across
  1. 2. Material that allows current to pass through it
  2. 4. A device that measures current in a circuit.
  3. 5. current cannot pass through if it is open
  4. 6. Significant invention of Thomas Alva Edision
Down
  1. 1. SI unit of power
  2. 2. Closed path for the flow of current
  3. 3. SI unit of electric current