Technology 1-2 ESO – Unit 6 WOOD extra activities

1 – Watch the video on “Parts of the Tree Trunk” and answer:

  • a)  The ________ is like a protective jacket for the tree.
  • b)  The phloem transports ______ and ________ .
  • c)  What does the cambium create on the inner side?
  • d)  What does the xylem transport?
  • e)  What part of the tree would you choose to construct the structure of a roof? Why?

2 –  Watch the video on “Wood Treatment Steps” and answer:

  • a)  Why do we check the moisture?
  • b)  What is the “vacuum pressure vessel”?
  • c)  What is the function of the vacuum pump?
  • d)  Why do we apply pressure inside the “vacuum pressure vessel”?
  • e)  Why do we put the wood on a “drip pad” for one or two days?

3 – Watch the video on “How Paper Is Made” and answer:

  • a)  When the trees are brought to the factory, what is removed?
  • b)  What do we do with the wood chips?
  • c)  How do we give the finished paper more strength?
  • d)  The ________ is flattened and the ________ is squeezed out.
  • e)  The flattened paste is dried out, and becomes __________ .
  • f)  What can we use instead of wood chips to make paper?
  • g)  What are the benefits of recycling paper?

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4 –  Fill the crossword with words about wood.