states of matter

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Across
  1. 1. The force exerted per unit area
  2. 3. The resistance of a fluid to flowing
  3. 6. he ability of a fluid, liquid, or gas to exact an upward force on an object immersed in it
  4. 7. When matter changes states from a liquid to gas form
  5. 11. A change in chemical properties or composition of a substance, resulting in the formation of at least one new substance.
  6. 14. When matter changes states from a liquid to solid form
  7. 16. An increase or decrease in the size of a substance when the temperature is changed.
  8. 17. When matter changes states from a gas to liquid form
  9. 18. When matter changes states from a solid to liquid form
Down
  1. 2. When energy is released, and loses heat.
  2. 4. Object still has the same composition, and is just represented in a different form
  3. 5. When energy is taken in, and gains heat
  4. 8. When matter changes states from a solid to gas form
  5. 9. Matter that has enough energy to overcome not just the attractive forces between its particles, but also the attractive forces within its atoms
  6. 10. When matter changes states from a liquid to gas form.
  7. 12. The change of a substance from one physical state to another
  8. 13. The exact temperature that liquid matter changes states to a gas form
  9. 15. The exact temperature that liquid matter changes states into a solid matter