Materials and their Properties

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Across
  1. 5. keeps things cold/ warm
  2. 9. the name of the scientists that study material
  3. 11. the variable you measure in an experiment
  4. 13. a natural material made from cows
  5. 15. a material used commonly to build houses
  6. 16. a natural material made by a worm
  7. 17. the name of the strengthened glass for your mobile phone (watch video clip 2 above)
  8. 18. does not break easily
Down
  1. 1. the variable you change in an experiment
  2. 2. light does not travel through it
  3. 3. a very absorbent material
  4. 4. made from liquid sand which is heated
  5. 6. a material that used to be used a lot for building
  6. 7. attracted to a magnet
  7. 8. a natural material that melts quickly and we used it in our last Science lesson
  8. 10. the variables that you must keep the same to make an experiment fair
  9. 12. a synthetic material
  10. 14. the distinguishing feature of a material
  11. 16. reflects light, looks bright