Physical and chemical change

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Across
  1. 2. pushes upwards, as in pushes water upwards
  2. 6. a solid formed during a chemical change
  3. 8. measures how much space is occupied by a substance (units: mL or cm3)
  4. 11. the substances formed in chemical reactions
  5. 13. describes a process that gives off energy in the form of heat, light or sound
  6. 17. the change of state when a solid is heated and forms a liquid
  7. 19. the starting substances in chemical reactions
  8. 20. a simplified representation of solids, liquids and gases
  9. 21. change a change that does not result in a new substance being produced
  10. 22. a type of chemical equation where the chemicals in the reaction are represented by their chemical formulas
  11. 23. a change of state from solid to gas
  12. 24. a measure of the mass per unit volume of a substance, d = mV (unit: g/cm3)
  13. 26. a decrease in size
  14. 27. a mixture where the substances are mixed on the atomic level
  15. 28. a change of state where aliquid is heated and changes to a gas within the liquid
Down
  1. 1. measures how much matter is in a substance (unit: g)
  2. 3. when atoms rearrange to form new substances
  3. 4. the change of state from liquid to solid
  4. 5. change a change that results in a new substance being formed
  5. 7. the smallest building block that makes up all substances
  6. 9. describes a process that absorbs energy from the surroundings
  7. 10. a change of state from gas to solid
  8. 12. a change of state where a gas is cooled and forms a liquid
  9. 14. an increase in size
  10. 15. a type of chemical equation where the chemicals are represented by the chemical names
  11. 16. the change of state where a liquid changes to a gas at the surface of the liquid
  12. 18. a process where two liquids or two gases mix due to the motion of their particles
  13. 22. the change of state from liquid to solid
  14. 25. a cluster of atoms