States of matter

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Across
  1. 4. The movement of particles from an of high concentration to an area of low concentration. The gas spreading through each other.
  2. 5. When a liquid becomes a gas.
  3. 6. State in which substances have fixed volume and a fixed shape.
  4. 8. State in which substances have no fixed volume or shape, but spread out in all directions.
  5. 10. When a liquid changes into a solid.
  6. 11. A particle made from atoms joined together.
Down
  1. 1. point The temperature at which a liquid evaporates and changes into gas.
  2. 2. When a gas becomes a liquid.
  3. 3. point The temperature at which a solid changes into a liquid.
  4. 7. State in which substances have fixed a volume but no fixed shape. It fits the shape of the container.
  5. 9. A small particle which all substances are made from.
  6. 10. When a solid becomes a gas.