Year 8 Mixtures and Chemical Change

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Across
  1. 5. A mixture formed when a substance dissolves.
  2. 6. Unable to dissolve in a liquid.
  3. 7. A pure substance made of only one type of atom.
  4. 9. Separating substances by spinning them quickly.
  5. 12. A substance with a pH below 7.
  6. 14. A mixture where particles can settle to the bottom.
  7. 19. A method used to separate colours in a mixture.
  8. 22. Separating an insoluble solid from a liquid using a filter.
  9. 23. Solid material that settles at the bottom of a liquid.
  10. 24. A mixture formed when a substance dissolves.
  11. 25. When a liquid changes into a gas.
  12. 26. The part of a cell where energy is released.
Down
  1. 1. The green pigment in plants that absorbs light.
  2. 2. The reaction that forms rust on iron.
  3. 3. reaction A chemical reaction that absorbs heat.
  4. 4. Matter made of only one type of substance.
  5. 8. The process plants use to make glucose using light.
  6. 10. An insoluble solid formed during a chemical reaction.
  7. 11. Two or more substances mixed together.
  8. 13. A substance made of two or more elements chemically joined.
  9. 15. reaction A chemical reaction that releases heat.
  10. 16. The substance that does the dissolving.
  11. 17. A measure of how hot or cold something is.
  12. 18. The substance that is dissolved.
  13. 19. The part of a plant cell where photosynthesis occurs.
  14. 20. A reaction in which a substance reacts with oxygen.
  15. 21. Separating substances using boiling and condensation.
  16. 23. Able to dissolve in a liquid.