Electricity

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Across
  1. 1. - insulators cover these to protect us from electric shocks
  2. 4. - found in the nucleus with protons
  3. 5. - building block of everything around us
  4. 7. - have a positive charge
  5. 9. - a way to measure electricity accurately
  6. 10. - have a negative charge
Down
  1. 2. - material that does not allow electricity to pass through it easily
  2. 3. - material does allow electricity to flow through it freely
  3. 6. - example of electrical conductor
  4. 8. - example of electrical insulator
  5. 9. - what most electrical wires are made out of