year 10 elctricity

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Across
  1. 1. Material that restricts the flow of electric current.
  2. 4. Device to open or close an electric circuit.
  3. 7. Opposition to the flow of electric current.
  4. 8. Components connected end-to-end in a single path.
  5. 10. Component that limits the flow of current.
  6. 11. Group of cells connected in series or parallel.
  7. 14. Instrument for measuring voltage in a circuit.
  8. 15. Rate of energy transfer in an electrical circuit.
  9. 17. Material allowing the easy flow of electric current.
  10. 19. Semiconductor device allowing current to flow in one direction.
  11. 20. Source of electrical energy.
Down
  1. 2. Relationship/law between current, voltage, and resistance.
  2. 3. Movement of electric charge in a circuit.
  3. 5. Device changing voltage levels in an electrical circuit.
  4. 6. Complete path for the flow of electric current.
  5. 9. Electrical potential difference measured in volts.
  6. 12. Device used to measure electric current.
  7. 13. Negatively charged particles in an atom.
  8. 16. Components connected in multiple paths.
  9. 18. Wire in a light bulb that produces light when heated by electric current.