Physics Crossword (Felix)

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Across
  1. 1. the commonest magnetic element known as ... materials
  2. 3. must be connected in parallel
  3. 8. volt divided by ampere
  4. 10. light sensor
  5. 13. logic gate: "its output is ON if both input are not ON"
  6. 14. one of useful material for showing friction and charging
  7. 16. one of type of magnetic material
  8. 17. charged particles
  9. 20. type of resistor whose resistance depend on temperature
  10. 21. potential difference across a cell
  11. 22. a physics phenomenon that happened when you rub a balloon to your clothes
  12. 24. positive charge
  13. 25. a coil that could generate electromagnetic
Down
  1. 1. stop excessive currents from flowing
  2. 2. electric potential difference
  3. 4. a component used in circuits to store energy
  4. 5. happens when you heat the magnet
  5. 6. variable resistor
  6. 7. an electronic component with three terminals
  7. 9. unit of electric energy
  8. 11. the process of charging a metal sphere
  9. 12. unit of electric charge
  10. 15. ampere X volt
  11. 18. a type of switch that works using an electromagnet
  12. 19. the longer a wire, the ... is its resistance
  13. 23. a flow of electric charge