Science

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Across
  1. 2. To press together
  2. 7. Something constructed, such as a building
  3. 9. To increase or make as great as possible
  4. 12. Being an equal distance apart everywhere
  5. 13. To change; to get accustomed to something
  6. 14. One part of a system or whole
  7. 16. An imitation or representation
  8. 17. Chosen simply by whim or chance, not for any specific reason
  9. 19. Immeasurably small
  10. 21. Ahead of the times; novel
  11. 22. Separately; distinctly
  12. 23. Setting something into position for use
  13. 27. The act of keeping something in good condition
  14. 29. To be slowly weakened by chemical reactions
  15. 32. Precision; exactness
  16. 33. To turn around; to take turns in sequence
  17. 35. To make use of; to carry out
  18. 37. To transport from one place to another;to transmit or make known
  19. 38. Of, or relating to, the sun
Down
  1. 1. Practically; in a way that can work
  2. 3. To organize or arrange in succession
  3. 4. Next to
  4. 5. To come from, usually through a long, slow process
  5. 6. Discovering something that cannot easily be found
  6. 8. At a very fast rate
  7. 10. A part in relation to the whole
  8. 11. The cost per unit of a good or service;the motion or change that happens in a certain time.
  9. 15. A central or essential part around which other parts are gathered; a core
  10. 16. To pass slowly for a long time, as a liquid or gas might
  11. 18. To set off or initiate
  12. 20. Quickly and efficiently
  13. 22. The number written below the line in a fraction
  14. 24. The point of origin or creation
  15. 25. In a whole or complete manner
  16. 26. To move throughout an area or group; to move along a somewhat circular route
  17. 28. The process of burning
  18. 30. To keep or hold
  19. 31. To empty or hollow out
  20. 34. To lie over part of something; to have elements in common
  21. 36. To spread or flow throughout;to pass through or penetrate