State of Matter

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Across
  1. 2. Another word for the stuff things are made of.
  2. 6. Extremely tiny pieces of matter
  3. 7. The particles are loosely bonded.
Down
  1. 1. When a liquid changes into a gas.
  2. 3. Solid changes into a liquid after heat is applied to it.
  3. 4. The particles move freely and spread apart from one another.
  4. 5. The particles are attached to each other.