crossword

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Across
  1. 7. it is a layer of gases surrounding a planet or other material body
  2. 10. its a very large land mass
  3. 11. there is a plant and an animal
  4. 12. it is a intrusive igneous rock formed from the slow cooling of magma underground
  5. 14. something you find in your garden
  6. 17. these cane be in your garden and have a cell
  7. 18. destroys the earth
  8. 19. it is a sedimentary rock
  9. 21. it can erupt
  10. 22. can burn you
Down
  1. 1. they float
  2. 2. what you are living on
  3. 3. what you breathe I'm
  4. 4. it is a chemical element with symbol Fe
  5. 5. stars are up there
  6. 6. a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus
  7. 8. you may see it as a shooting star
  8. 9. its as hot as the sun and is in the center of the earth
  9. 13. the middle layer of the earth
  10. 15. a large body of salt water its like an earthquake but in the water
  11. 16. its a structure of the earths crust
  12. 20. you can swim in it
  13. 22. the most outer layer of earths surface