Electricity

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Across
  1. 1. a measure of how difficult it is for an electric current to flow through a material or a component
  2. 5. a device that measures current
  3. 6. convert solar energy directly into electrical energy
  4. 7. a metal that is often used to build electrical circuits
  5. 8. a unit to measure resistance
  6. 11. the globes in a series circuit will appear...
  7. 12. a safety switch that is activated by a higher than normal current
  8. 14. rods or sheets or plates made of a metal or some other conducting material
  9. 17. metals are an example of a...
  10. 19. the sub-atomic particle that moves from one surface to another to generate static electricity
  11. 20. the type of batteries used in torches, toys and remote controls
Down
  1. 2. a type of current in which electrons shuffle back and forth
  2. 3. a wire of high resistance and low melting point
  3. 4. a device used to reduce the voltage from a PowerPoint
  4. 9. a type of circuit where all components are arranged in a single loop
  5. 10. a type of circuit where voltage remains constant across all components
  6. 13. a sub-atomic particle with no charge
  7. 15. a wire that carries current away from the PowerPoint
  8. 16. the colour of the active wire
  9. 18. the name of Miss Abraham's dog