Y8 Science Crossword

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Across
  1. 3. plains: relatively flat underwater deep-otion floor around 4000 meaters deep
  2. 8. property of a matirial or substance that easly scratches another
  3. 9. an intrusive rock mass that covers an aria of over 100 square kilometers
  4. 11. that couse canser
  5. 12. an antigen that elicts an allergic response
  6. 13. a substans produst by the liver that helps dighjest oils and fats
Down
  1. 1. a sac that stors urin
  2. 2. of the air pipes that join the mouth and nose to the lungs
  3. 4. the first element in the periodic table
  4. 5. smoker:a geothermal vent on the sea floor that ejects superheated mineral-rich water
  5. 6. solution witj water as the solvent
  6. 7. a fossal cavily that has been fild wirh minerals or another matter
  7. 10. sells: living sells in the blood