physics words pollosson pignard

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Across
  1. 2. place where we do experiments
  2. 3. machine which transformed the wind in energy
  3. 7. human who do experiments
  4. 11. french scientist who work on the oxygene
  5. 12. products which used in experiment
  6. 14. british scientist who worked on the reflexion of the light
  7. 15. place where there is nothing
  8. 17. object to find the wheigt
  9. 18. object to protect the hand
  10. 19. glases which protect the eyes
  11. 20. processus of experiment
Down
  1. 1. something dangerous
  2. 4. processing where we used again an object
  3. 5. object that we used to find the temperanture
  4. 6. risked fact
  5. 8. object that we don't used
  6. 9. moment with a empty ressource
  7. 10. chemicals which used to help the culture
  8. 13. do better
  9. 16. elements that we put together