Unit 7+8

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Across
  1. 3. a person working in the science industry
  2. 5. the practice of meeting other people
  3. 6. a powerful need to do, use or take something regularly
  4. 7. has great value, is important, rare or deeply loved
  5. 9. a special room where scientists do tests
  6. 10. a substance used for treating illness
  7. 11. regularly updated website with stories or information on a topic
  8. 12. a number of people or things
  9. 14. natural home or environment where an animal, plant or organism lives
  10. 15. to do the necessary actions to start a computer system
Down
  1. 1. someone who works to achieve social or political change
  2. 2. someone that you do not know
  3. 4. to spend time with people in a friendly way
  4. 6. to treat with cruelty or violence
  5. 8. a big company
  6. 13. successful and useful