Textiles AS revision

just a few questions i have put together to help my revision...the night before the exam. 

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  • Created by: Moon
  • Created on: 21-05-12 18:15

1. What are thermoplastic fibres

  • long chain molecules that are not cross-linked
  • They set with heat and cannot be softened when re-heated.
  • can be stretched and return to their original shape
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2. Why is wool fibers carded before being spun into a yarn?

  • all of above
  • To clean it from impurities
  • to remove tangles
  • to make fibres lie parallel to each othe

3. What is the correct technical term for the horizontal rows in a weaving?

  • weft
  • warp

4. What is light fastness?

  • the colour of the product changes to the light
  • ability to withstand color changes on exposure to light
  • absorbs light fast

5. What is the direction of the warp in weaving?

  • vertical
  • horizontal
  • diagonal
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