KS3 Electricity

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Across
  1. 1. The unit of current.
  2. 3. Oppositely charged objects do this.
  3. 6. These must be closed for a current to flow.
  4. 8. A resource for generating electricity that does not work at night.
  5. 12. Negatively charged particles that move through metals when a current flows.
  6. 13. A component that restricts the flow of current in a circuit.
Down
  1. 2. The component whose symbol is a circle with the letter M inside
  2. 4. Objects with the same charge do this.
  3. 5. Energy resources that take millions of years to form (6,5)
  4. 7. A material that does not let charges move through it easily.
  5. 9. An example of a chemical energy store in a circuit.
  6. 10. A device for measuring current.
  7. 11. An object that is neither positively nor negatively charged.