Question

Write the name of the syathetic fiber having the following properties.
1. It is strong, elastic and light. It is lustrous and easy to wash. So it becomes very
popular for making clothes
2 Made from wood pulp and woven sheci with cotton and woven mat with wool.
3. The fabric made from this fiber does not crumble easily, it stay tight and easy to
wash so it's useful in making wearable fabrics.
4 Useful in malting sweaters cheaper than wool
5. Thin fibers can be made of it and can be woven like any other thread.
Applies learned scientific concepts in daily life
Answer the following question.
1. 50 kg wheat has been brought to your house. What will you do to take care of it?
2 Explain where and why metallic material (any one) and non-metallic material (any
one) have been used in your home.​

Answer 1

Answer:

1. Spandex

3. Rayon

4.Acrilian

Explanation:

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Answer 2

Answer:

1=nylon fiber

2=Rayon fiber

3=Nylon fiber and polyester

4=Acrylic

5=terylene polyester

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