11. Science & Technology

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Across
  1. 4. sudden and powerful effect or influence
  2. 8. easy to carry or move
  3. 9. a clear difference between two things
  4. 13. a piece of equipment used in science, medicine, etc.
  5. 16. advanced scientific knowledge used for particular purposes
  6. 17. to succeed in doing something
  7. 18. a book of instructions
  8. 20. to examine something to find out about it
  9. 22. connected with what is being discussed or dealt with
  10. 24. someone who has a particular skill or knowledge
  11. 26. knowing and understanding a lot about a subject
  12. 28. a set of chemical symbols showing what something consists of
  13. 31. to reach a decision about something
  14. 32. a hard substance such as gold, silver, copper, and iron
  15. 33. to become very successful
  16. 36. the process of thinking about something
  17. 38. to carry out a test made in order to study what happens
  18. 40. existing only in limited numbers or amounts
  19. 42. to group things or people with the same features
Down
  1. 1. knowing about something
  2. 2. an individual thing, a standard quantity used for measuring
  3. 3. to make something difficult to move or develop
  4. 5. a substance that consists of two or more elements
  5. 6. an idea that attempts to explain something that has not yet been tested
  6. 7. to change something slightly in order to improve it
  7. 10. a result or effect of something
  8. 11. to make something old look new again by repairing it
  9. 12. to invent or begin using new ideas, methods, etc.
  10. 14. the size of something; a device for weighing things
  11. 15. based on real experience rather than on theory
  12. 19. a way of doing something; a method
  13. 21. to melt or to become liquid
  14. 23. the smallest possible part of a chemical element
  15. 25. to do or make something again in the same way
  16. 27. short for information technology
  17. 29. to think carefully about something
  18. 30. an extremely small piece or amount of something
  19. 34. endless, too large to be measured or imagined
  20. 35. a way of doing something; a means
  21. 37. to make something easier
  22. 39. the central or basic part of something
  23. 41. to put something into something else