Chapter 6.5 (Physics 7–9)

Electricity and energy

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Chapter topics:

  1. Electricity and energy
  2. Introduction
  3. Electrical energy
  4. A high-power device converts electrical energy into other forms of energy more quickly
  5. The power ratings of various electronic devices
  6. The power consumed by an electrical device
  7. Calculation examples
  8. Electricity bills are calculated based on use
  9. Test your knowledge
  10. Key words
  11. Summary

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