Energy

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Across
  1. 4. coffee
  2. 6. wires
  3. 9. the thing you hear
  4. 10. Not dark
  5. 11. the sun
Down
  1. 1. Space
  2. 2. Geoguesser
  3. 3. Rubber band
  4. 5. Periodic table
  5. 7. white people
  6. 8. sand