AS & A Level Electricity

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Across
  1. 5. The material property defined as resistance multiplied by cross-sectional area divided by length
  2. 8. A null-method instrument used to measure electromotive force without drawing any current
  3. 9. The scientist whose first law states that the total current entering a junction equals the total current leaving
  4. 10. A conductor that obeys Ohm's law
  5. 12. The phenomenon where a material loses all electrical resistance below a critical temperature
  6. 14. A low-resistance device connected in series to measure the current in a branch
  7. 15. The rate of flow of electric charge
Down
  1. 1. The energy per unit charge supplied by a source to the whole circuit
  2. 2. The ratio of potential difference across a component to the current through it
  3. 3. A light-dependent component whose resistance drops dramatically when brightness increases
  4. 4. The energy per unit charge transferred from electrical to other forms
  5. 6. A temperature-dependent semiconductor whose resistance decreases as temperature rises
  6. 7. The rate at which electrical energy is dissipated or transferred in a circuit
  7. 11. The fundamental property of matter measured in coulombs
  8. 13. The resistance within a power source that causes a loss of voltage