Matter

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Across
  1. 3. the quantity of space take up by matter
  2. 4. state of matter where molecules are moving and colliding so far and fast that they create ions
  3. 8. the smallest unit of matter
  4. 11. solids, liquids, gases, and plasma are example of this (3 words)
  5. 12. a substance made of only one kind of atoms and found on the periodic table
  6. 13. the amount of a substance present and measured with a balance
  7. 14. substance made of 2 or more kinds of atoms but are not chemically changed
  8. 15. a substance made of 2 or more atoms that are chemically combined
  9. 16. the amount of mass that is affected by gravitational force
  10. 18. a measure of the amount of heat given off as particles move
  11. 21. change changes that occur in a substance that do change its chemical makeup (2 words)
  12. 22. change changes that occur that do NOT change the chemical makeup of the molecules (2 words)
  13. 24. state of matter where molecules are fixes but farther apart
  14. 25. state of matter where molecules are not fixed and are very far apart
  15. 26. the smallest unit of any kind of substance (can be an atom or compound)
Down
  1. 1. state of matter where molecules are fixed and close together
  2. 2. process when liquids form from gas as T decreases
  3. 3. process when liquids convert to gas
  4. 5. process where solids convert straight to a gas
  5. 6. matter that is made of only one kind of atom (2 words)
  6. 7. any substance that has mass and takes up space
  7. 9. process when liquids convert to gas by heating the substance to its boiling point
  8. 10. process when liquids change to solids
  9. 17. process where solids form directly from a gas
  10. 19. process when liquids convert to gas without heating
  11. 20. process when solids change to liquids
  12. 23. change changes that occur in a substance's nucleus that creates a release of a great amount of energy (2 words)