particle theory of matter

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Across
  1. 4. a minute portion of matter.
  2. 5. all matter consists of many, very small particles which are constantly moving or in a continual state of motion.
  3. 6. boiling happens when liquid becomes gas, forming bubbles inside the liquid volume.
  4. 8. a substance made by mixing other substances together.
  5. 9. the quality of being hot; high temperature.
  6. 12. the amount of space that a substance or object occupies, or that is enclosed within a container, especially when great.
  7. 13. of the same kind; alike.
  8. 14. the measure of hotness or coldness expressed in terms
  9. 15. solid changing to gas
Down
  1. 1. homogeneous mixture of two or more substances.
  2. 2. any substance that has mass and takes up space by having volume.
  3. 3. water turning into gas
  4. 7. diverse in character or content.
  5. 10. become or cause to become incorporated into a liquid so as to form a solution.
  6. 11. solid turning into liquid