CROSSWORD

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Across
  1. 3. / opposite of slow (p.91 line 13)
  2. 4. / infinitive verb
  3. 7. the envelope of gases surrounding the earth or another planet ( p.87 line 10)
  4. 8. able to be upheld or defended (p.91 line 13)
  5. 11. the same as big ( p.83 line 19)
  6. 12. the same as spyglass ( p.98 line 2)
  7. 13. difficulty or problems ( p.87 line 18)
  8. 16. sudden start of something unwelcome, such as war, disease ( p.91 line 11)
  9. 18. the physical universe beyond the earth's atmosphere ( p 99 line 32)
Down
  1. 1. such as coal, gas or oil that is burned to produce power (p.91 line 6)
  2. 2. the same as disappear (p 83 line 13)
  3. 4. / direction of somenone is facing (p.87 line 13)
  4. 5. the act of replace something ( p.91 line 7)
  5. 6. the same as fall down ( p.83 line 30)
  6. 9. oppsitive of winter (p.91 line 1)
  7. 10. / past verb
  8. 14. / infinitive verb
  9. 15. / participle verb
  10. 17. / participle verb
  11. 18. / past verb