Intro to Electricity (Topic 1&2 Vocab)

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Across
  1. 2. Materials that do not allow charges to move freely on or through them.
  2. 4. The rate at which charge flows through a conductor, measured in amperes.
  3. 7. A combination of two or more cells connected together.
  4. 8. An instrument used to measure potential difference.
  5. 10. When an excess or shortage of electrons leaves an object, neutralizing unbalanced charges.
  6. 11. The difference in energy per unit of charge between two points in a circuit, also known as voltage.
  7. 12. Accumulated electric charge that remains stationary.
  8. 14. The unit of electric current.
  9. 15. An instrument used to measure very weak electric current.
  10. 17. The process of connecting an object to Earth to neutralize it.
  11. 19. Items in a circuit that convert electricity into other forms of energy.
Down
  1. 1. A continuous pathway for electric charges to move.
  2. 3. A component that opposes the flow of current in a circuit.
  3. 5. A state where an object has an unequal number of positive and negative charges.
  4. 6. Materials with conductivity between that of conductors and insulators.
  5. 9. The idea that there are positive and negative types of charges and rules governing their interactions.
  6. 12. A device that can open or close a circuit to control the current.
  7. 13. Materials that allow charges to move freely.
  8. 16. The unit used to measure potential difference.
  9. 18. The general term for the devices in a circuit that consume electrical energy.