Diversity of materials

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Across
  1. 4. This material is made from sand.
  2. 6. This metal is used for making drink cans and aeroplanes.
  3. 8. This metal is used for making electrical wires and cooking pots.
  4. 9. This material comes from a kind of caterpillar.
  5. 10. This metal is used for making jewellery.
  6. 11. These materials do not absorb water at all.
  7. 14. The ability of material to be pulled or pushed without breaking or tearing
  8. 15. This metal is used for making gates and railings.
  9. 16. This material comes from sheep.
Down
  1. 1. The ability of material to bend without breaking.
  2. 2. These materials allow most light to pass through them.
  3. 3. This comes from the sap of a rubber tree.
  4. 5. These materials allow only some light to pass through them.
  5. 7. This material is made in factories using oil.
  6. 8. This material is made from clay which is found in soil dug from the ground.
  7. 12. This material comes from animals or plants.
  8. 13. It is dug up from the ground. Some examples are gold, iron and copper.
  9. 16. comes from the trees in fields and forests and is used to make paper
  10. 17. These materials allow no light to pass through them.