February 21, 2017

Homework Help: design technology

Posted by zoe on Sunday, April 13, 2008 at 2:16am.

i`m finding it hard to find the answers to these questions for my homework . i know these questions have been asked before but i can`t find the answers from the websites people have been kind enough to find.
Why is wool warmer than silk?
why is silk stronger than wool?
why is silk more expensive than wool?

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