electricity

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Across
  1. 2. A component that can break an electrical circuit, interrupting the current or diverting it from one conductor to another.
  2. 6. ... is the unit of resistance
  3. 8. A resistor whose resistance can be varied.
  4. 9. A type of material which is related to the ........... of material
  5. 10. The unit of current is ...
Down
  1. 1. An instrument used to measure the electric current in a circuit.
  2. 3. the net amount of charge Passing through a cross-sectional area in unit time
  3. 4. A device consisting of two or more cells.
  4. 5. An instrument used to measure electrical potential difference between two points in an electric circuit.
  5. 7. ..... is a measure of the opposition to the flow of current in an electrical circuit