States of matter and separation techniques

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Across
  1. 6. The energy that causes particles to move faster and change state (4 letters).
  2. 8. A state where the particles are tightly packed and don’t move much (5 letters).
  3. 11. A measure of how hot or cold something is, which affects states of matter (11 letters).
  4. 12. Letting heavier bits settle at the bottom of a liquid (13 letters).
  5. 13. When a solid turns directly into a gas without becoming a liquid (11 letters).
  6. 16. When a gas cools and turns into a liquid (12 letters).
  7. 17. A state where particles are close but can move and flow around (6 letters).
  8. 18. When a gas turns directly into a solid without becoming a liquid (10 letters).
  9. 19. Separates colors in ink or dyes on special paper (15 letters).
  10. 20. A method to separate two liquids by boiling and cooling (12 letters).
Down
  1. 1. When a liquid turns into a solid by cooling (8 letters).
  2. 2. Growing solid crystals from a liquid solution (14 letters).
  3. 3. Separates liquids with close boiling points, like oil into fuels (22 letters).
  4. 4. A state where particles are far apart and move freely (3 letters).
  5. 5. Used to separate solids that don’t dissolve from liquids (10 letters).
  6. 7. Heating to remove liquid and leave the solid behind (10 letters).
  7. 9. When a liquid changes into a gas throughout the entire liquid (7 letters).
  8. 10. When a solid changes into a liquid by heating (7 letters).
  9. 14. Separates metals like iron from non-magnetic materials (9 letters).
  10. 15. When a liquid changes into a gas at its surface (10 letters).