Unit 1

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Across
  1. 2. powerful, not weak
  2. 4. to move to the top
  3. 6. the lesson of natural forces
  4. 8. to know what he is thinking
  5. 10. a large round object in the space
  6. 11. you do that with your eyes
  7. 12. without parents
  8. 14. knows a lot
  9. 15. you do that with your ears
  10. 18. area of space with stars and planets
Down
  1. 1. works in the police
  2. 3. his/her look
  3. 5. others cannot see you
  4. 7. very clever
  5. 9. very fast
  6. 13. a brave person
  7. 14. become somebody else
  8. 16. kind,quiet
  9. 17. move in the air