energy

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Across
  1. 2. cars
  2. 3. frequency
  3. 5. new substance
  4. 7. windmill
  5. 9. light
  6. 11. movement
  7. 12. rockets
Down
  1. 1. not moving
  2. 4. heat
  3. 6. movement
  4. 8. lights
  5. 10. mrcent