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Take hair, wool, silk, paper, cotton thr...

Take hair, wool, silk, paper, cotton thread, piece of plastic, thread of sweater, piece of rope and carefully conduct a flame test. Based on smell and type of melting, classify them as natural or artificial fibres.

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Read the following fibres and classify them as natural fibre artificial fibre in tabular form. Wool,nylon,terylene,cotton ,silk ,acrylic,polyester

VGS PUBLICATION-BRILLIANT-SYNTHETIC FIBERES AND PLASTICS-EXERCISE
  1. Which is a Natural libre among the following

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  2. Conduct a flame test to identify Thermoplastics and Thermosetting plas...

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  3. Take hair, wool, silk, paper, cotton thread, piece of plastic, thread ...

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  4. Prepare a table of various synthetic fibres which are used to make hou...

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  5. Collect the figures made up of thermosetting, thermoplastics used in y...

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  6. Prepare a chart which can explain recycling codes, full names and acro...

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  7. Why do we combine fibres? What is this process called?

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  8. Are all of our clothes made of natural fibres?

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  9. What are synthetic fibres? Why do we call them so? How are they manufa...

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  10. Why do we wear apron during cooking or working near the fire ?

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  11. How do you find whether a fabric is synthetic or not?

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  12. How long is the fibre ? Is it lustrous or not ? Do these characteristi...

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  13. Can you name few synthetic fabrics that you wear or observed?

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  14. Where do we find rayon factories in our state?

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  15. If rayon is obtained from plant cellulose then why don't we call it as...

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  16. Is rayon used only for clothes ?

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  17. What are the other things that are made from rayon fabric?

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  18. What type of clothes do you wear in winter?

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  19. What kind of umbrella would you use on a rainy day? Would you use an u...

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  20. What made the human beings to search for the alternative for natural f...

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