cells and battery

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Across
  1. 1. Materials that allow electricity to flow through them easily.
  2. 4. The flow of electric charge in a circuit.
  3. 6. A conductor through which electricity enters or leaves a battery.
  4. 8. A type of circuit where batteries are connected side by side, keeping the voltage the same but increasing capacity.
  5. 10. The energy stored in the form of substances in a battery.
  6. 12. The electrical force or pressure that pushes electric current.
  7. 14. The negatively charged electrode in a battery.
  8. 15. The positively charged electrode in a battery.
  9. 16. A type of circuit where batteries are connected end to end, increasing voltage.
  10. 17. A complete path through which electricity flows.
Down
  1. 2. Type of battery that can be used again after charging.
  2. 3. The opposition to the flow of current in a circuit.
  3. 5. A single unit in a battery that produces electricity.
  4. 7. The process of a battery losing its charge while being used.
  5. 9. The liquid or paste inside a battery that helps in conducting electricity.
  6. 11. A device that stores electrical energy and powers devices.
  7. 13. The rate at which electrical energy is used in a circuit.