U3

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Across
  1. 3. make something possible
  2. 4. causing damage
  3. 7. short piece of writing about one topic
  4. 8. advanced scientific knowledge or equipment
  5. 9. make a plan for something such as a new building
  6. 11. new idea, method or invention
  7. 12. connected or linked
Down
  1. 1. easy to get or use
  2. 2. make something better
  3. 5. give information about something
  4. 6. make or design something that has never been made before
  5. 10. group of things that work together