Changes of State of Matter

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Across
  1. 2. The process of a solid changing directly to a gas. (11 letters)
  2. 5. CHANGE A change in which the form of a substance changes, but its identity remains the same. (15 letters)
  3. 8. EXPANSION The increase in volume of a substance due to heat. (17 letters)
Down
  1. 1. The process of a liquid turning into a gas. (11 letters)
  2. 3. POINT The temperature at which a liquid turns into a gas. (11 letters)
  3. 4. POINT The temperature at which a solid becomes a liquid. (12 letters)
  4. 6. CONTRACTION The decrease in volume of a substance due to cooling. (17 letters)
  5. 7. POINT The temperature at which a liquid becomes a solid. (12 letters)