Energy and Electricity

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Across
  1. 4. The potential energy that pulls objects towards the centre of the earth.
  2. 8. A flow of electric charge
  3. 9. The Measure of how much useful energy a system gives out compared to its input energy.
  4. 11. An electronic component that measures resistance.
  5. 15. A hindrance to the flow of a charge
  6. 18. The energy moving objects have.
  7. 20. The energy found in magnets.
  8. 21. Several cells joined together to power a circuit.
  9. 24. A closed circuit in which the current divides into two or more paths before recombining to complete the circuit
  10. 26. An electronic component that only lets current flow in one direction.
  11. 28. Is a characteristic of a unit of matter that expresses the extent to which it has more or fewer electrons than protons
  12. 29. An electronic component that measures potential difference.
  13. 30. Difference The difference of electrical potential between two points
  14. 32. The transfer of energy found in circuit components.
  15. 34. The other name for the potential difference of a component.
Down
  1. 1. An atom or molecule with a net electric charge due to the loss or gain of one or more electrons
  2. 2. The energy found in a charged particle moving along a wire.
  3. 3. An electronic component that measures current.
  4. 5. An electronic component that is designed to offer a desired amount of resistance to the flow
  5. 6. An electronic component that will melt if exposed to too much current.
  6. 7. An electronic component that allows you to open and close a circuit at will.
  7. 10. The energy found in radioactive sources like Uranium.
  8. 12. A stable subatomic particle that is found in atoms with a charge of negative electricity
  9. 13. The potential energy in a coiled up spring.
  10. 14. An electronic component that varies its resistance with light level.
  11. 16. The energy stored in a battery.
  12. 17. The transfer of energy found in the beginning of a wind turbine.
  13. 19. A device used to transfer electrical energy from one circuit to another
  14. 22. The transfer of energy through space from the sun to the earth.
  15. 23. An electronic component that varies its resistance with temperature
  16. 25. A diode that emits light.
  17. 27. The useful energy given out by an oven.
  18. 31. The transfer of energy found in a kettle.
  19. 33. The complete path around which an electric current flows