physical and chemical changes in digestive system

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Across
  1. 2. food being broken down by physical change in mouth
  2. 3. contains mass and volume in digestive system
  3. 6. food that gets physically pushed down a tube
  4. 10. chemically changed into fuel
  5. 12. involes formation of a new substance
  6. 13. physical change that starts in the mouth
  7. 14. molecules of food being broken down into smaller molecules
  8. 15. transformation of physical and chemical
  9. 18. chemically changed from ice to water
  10. 19. chemical change that starts in the mouth
Down
  1. 1. gets broken down using chemical and physical changes
  2. 2. two substances that come together
  3. 4. takes leftover food and turns it into material you can expel when you go to bathroom
  4. 5. change the size of particales of a substance
  5. 7. provides chemical and physical changes through out system
  6. 8. makes food pieces smaller when physically churned
  7. 9. chemically changed from water to ice
  8. 11. changes from chemical or physical
  9. 16. chemical and physical changes give you this
  10. 17. chemicals in your stomach that chemically break down food