Electricity

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Across
  1. 6. Force between two surfaces that are sliding
  2. 7. Energy from chemical reactions
  3. 9. is energy from natural sources
  4. 12. particles which are negatively charged
  5. 13. is energy from unnatural sources
  6. 15. Energy from the sun
Down
  1. 1. Materials that let electrons flow through
  2. 2. energy from water
  3. 3. A device that harness kinetic energy
  4. 4. particles which are positively charged
  5. 5. device which converts solar energy into electricity
  6. 8. Particles which are neutral
  7. 10. Is everything around you
  8. 11. Materials that don’t let electrons flow
  9. 13. Energy from atoms splitting from uraniums
  10. 14. made out of protons, electron and neutrons