Change of state

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Across
  1. 3. The state of matter where particles move freely and fill any space.
  2. 4. The state of matter with a fixed shape and volume. Particles are packed tightly.
  3. 7. The process of a solid turning into a liquid when heated.
  4. 8. The process of a gas turning back into a liquid (e.g., dew forming on grass).
Down
  1. 1. The state of matter that has a fixed volume but takes the shape of its container.
  2. 2. The process where a liquid changes into a gas below its boiling point (e.g., drying clothes)
  3. 5. The process where a liquid turns into a gas at a specific temperature.
  4. 6. The process of a liquid turning into a solid (e.g., water turning to ice).