Properties of matter

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Across
  1. 4. Large marsupial
  2. 7. Man's best friend
  3. 9. mixtures that look different throughout
  4. 12. cannot be broken down into simpler substances by physical or chemical means
  5. 13. Likes to chase mice
  6. 14. prefix that means "different" of "other"
  7. 16. substance where there is only one type of matter with constant physical and chemical properties
  8. 17. has a fixed ratio and only one type of matter
Down
  1. 1. Flying mammal
  2. 2. mixture that looks the same throughout
  3. 3. all particles are not the same and it does not have a fixed ratio
  4. 5. an element that lots of jewelry is made out of
  5. 6. compound that can be commonly found in all three states on earth
  6. 8. a heterogeneous mixture made of vegetables
  7. 10. Has a trunk
  8. 11. anything that has mass and takes up space
  9. 15. a homogeneous mixture made of copper and tin that is used to make statues