1128

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Across
  1. 1. a part used to hold or turn something
  2. 4. something hard to explain
  3. 5. a flat piece of material
  4. 6. a type of business or production
  5. 9. a connected system where parts work together
  6. 10. a person who builds or creates machines
  7. 12. write down information
  8. 14. power needed to work or move
  9. 16. having great value or influence
  10. 19. making little or no sound
  11. 20. living freely in nature
  12. 21. a thing that can be seen or touched
  13. 22. take care of and grow
  14. 26. paying attention to avoid danger
  15. 28. plan and create something
  16. 29. believe someone is reliable
Down
  1. 2. energy used to power machines
  2. 3. physical parts of a machine or system
  3. 7. free from danger
  4. 8. the use of science to create tools
  5. 9. a person with special knowledge
  6. 11. make something work
  7. 13. information stored or processed by computers
  8. 15. a main place for an activity
  9. 17. a large and grand building where rulers live
  10. 18. something used to do a task
  11. 23. very old
  12. 24. ride waves on a board
  13. 25. put money or effort into something
  14. 27. a hard material such as iron or steel