Electricity Cross Word

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Across
  1. 5. A device that reduces the flow of electric current
  2. 10. Touching a charged object to a large body, like Earth and removing the electric charge is called _____.
  3. 11. An object that has more electrons than protons is a _______ charged object.
  4. 13. A continuous path for electrons to flow.
  5. 15. The form of electricty that there is a steady flow of electric charge through a conductor.
  6. 18. Rubber, oil and wool are all materials that don't easily allow electrons to pass through them and are good examples of ______.
  7. 20. A device that transforms electrical energy into other useable forms of energy, such as lamps, fans or buzzers.
Down
  1. 1. Charging a neutral object by bringing a charged object close to it but not coming in contact with it is called charging by ______.
  2. 2. The ______ series allows us to predict the charge that will be gained by two materials that are rubbed together.
  3. 3. When electrons are transfered between two neutral objects that are rubbed together it's called charging by _____.
  4. 4. The transfer of electric charge from one object to another is called an electric _______.
  5. 5. According to the Law of Electric Charges, objects that have like charges _____ each other.
  6. 6. A circuit in which the loads are connected end to end so that there is only one path for electrons to flow is called a _____ circuit.
  7. 7. A form of change either negative or positive that exerts an electric force is called an ____ charge.
  8. 8. Using the energy of falling water to move the large blades of water turbines to create electricity is called ___________ generation.
  9. 9. A material that allows electrons to easily move through it, such as copper or silver.
  10. 12. A cell that cannot be recharged and can only be used once then must be replaced are ______ cells.
  11. 13. The measure of how much energy a device produces compared to the amount of energy it uses.
  12. 14. Charging by ______ occurs when a charged object comes into contact with an object and electrons move from one object to the other.
  13. 16. An object that has equal number of protons and electrons.
  14. 17. In a ____ current electrons flow in only one direction and is produced by an electric cell.
  15. 19. The form of electricity that forms on the surface of objects and is very unpredictable.