unit 7

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Across
  1. 3. - a person who studies all the time
  2. 5. -someone who gets into other computer systems illigally
  3. 6. - to search a place to discover new things
  4. 8. - place where you make chemical experiments
  5. 11. - risky
  6. 14. - when people can't agree and they shout at each other
  7. 16. -you can count on them
  8. 20. -continue to live after a difficult situation
Down
  1. 1. -possible to wear
  2. 2. -something that has never been made before
  3. 4. - requiring a lot of effort
  4. 7. - being known by people, popular, admired, e.g. film star
  5. 9. -unusual experience, trip
  6. 10. - worth a lot of money, precious
  7. 12. -design, builds machines, roads, building
  8. 13. - a person who travels into space
  9. 15. - our planet
  10. 17. - unwanted online message
  11. 18. - join one piece with another
  12. 19. - you need oxygen to do it