Question

While experimenting to see burning characteristics of various fibre
Prakash held the cotton fibre in his hand and was about to burn it on the
burner. On seeing this, his classmate Ratan stopped him immediately and
asked him to use tongs to hold the fibres.
(a) What is fibre?
(b) Name any three natural fibres.
(c) What are the burning characteristics of the above three fibres?
(d) What value of Prakash is shown here?

Answer 1

Answer : The fibers are obtained from natural sources such as cotton, wool etc. Two fingers that are used to make clothes are cotton and wool. Two materials that are not fibers but are used for making clothes are leather and fur which are derived from animals.

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