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प्रश्न
Write the importance of synthetic polymers in our life.
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उत्तर
The importance of synthetic polymers in our life are as follows:
- Nylon: It is used for making ropes for rock climbing, fishing nets, raincoats, parachutes and tyre cords, etc.
- Acrylic: It is used for sweaters, track suits, linings for boots and gloves and In furnishing fabrics and carpets.
- Terylene: It is used in the textile industry to make clothes like sarees, tapestry and dress material. It is also mixed with natural fibres like cotton and wool to make a greater variety of clothes.
- Plastics: It is used to store food items, water, milk, pickles, dry food, etc. Plastic containers seem most convenient.
This is because of lightweight, low price, good strength and easy handling as compared to metals. Plastics are used in cars, air crafts and spacecrafts.
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संबंधित प्रश्न
Fill in the blanks with appropriate words.
Synthetic fibres are also called ______ or _______ fibres.
Fill in the blanks with appropriate words.
Synthetic fibres are synthesised from raw materials called ______
True or False
It is good to wear clothes made of synthetic fibres while cooking.
Crossword
Across
1. Fibre that is used as synthetic wool.
2. A plastic used for making water bottles.
3. A long chain made of small repeatingmonomers.
4. Another name for this semi-synthetic fibre is artificial silk.
Down
5. A type of fibre that is naturally obtained from a cocoon.
6. A synthetic fibre classified as polyester.
7. A polymer used for making rope.
Choose the odd one:
What do you mean by synthetic fiber?
Write the uses of synthetic fibers.
Cotton is a natural polymer. What is its chemical name?
The synthetic fibres are also known as ______ fibres.
The first fully synthetic fibre was ______.
