Physical and Chemical Change

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Across
  1. 8. A change of state from gas to solid
  2. 11. A gradual erosion of rocks and buildings that occurs when limestone and marble react chemically with the carbonic acid in rainwater
  3. 13. A change of state from solid to gas
  4. 16. A change of state where a liquid is heated and changes to a gas within the liquid
  5. 17. A solid formed during a chemical change
  6. 18. A decrease in size
  7. 19. A change of state where a gas is cooled and forms a liquid
  8. 20. A chemical reaction that converts oxygen and glucose into water and carbon dioxide while releasing energy.
  9. 21. The substances formed in chemical reactions
Down
  1. 1. The change of state from liquid to solid
  2. 2. A change that does not result in a new substance being produced
  3. 3. Evaporation of solvent from a solution to leave solute behind as crystals
  4. 4. The process of rearranging atoms in substances to form different substances
  5. 5. A change that results in a new substance being formed
  6. 6. A simple chemical equation where chemicals are represented by their names
  7. 7. The starting substances in chemical reactions
  8. 9. Any chemical reaction where a substance burns in oxygen to produce light and heat
  9. 10. The chemical reaction in plants that converts carbon dioxide and water into oxygen and glucose using energy from the sun
  10. 12. A change of state where a liquid changes to a gas at the surface of the liquid
  11. 14. The change of state when a solid is heated and forms a liquid
  12. 15. An increase in size