States of Matter

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Across
  1. 4. The property of an object that tells how much matter it contains
  2. 6. When an object can be seen through
  3. 7. Water is an example of this
  4. 11. Causes a whole new material to form
  5. 13. A rock is an example of this
  6. 14. The mass in every object pulls on the mass in every other object with a force
  7. 15. How much space something takes up
  8. 16. Scientific word that is closest to the everyday word "stuff"
Down
  1. 1. Makes something look different but is the same material
  2. 2. A neon sign is an example of this
  3. 3. Very small parts that make up atoms and molecules
  4. 5. When an object cannot be seen through
  5. 8. Tells how tightly the particles are packed together in a material
  6. 9. Steam is an example of this
  7. 10. How rough or smooth the surface of an object is
  8. 12. Cannot be divided into smaller bits with everyday tools