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Describe an activity to show that thermoplastic is a poor conductor of electricity
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1
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21480
|
August 9, 2020
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Write the names of four types of synthetic fibres and write their uses also
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1
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1257
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June 21, 2019
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Distinguish between Thermoplastic and thermosetting plastic Natural fibres and synthetic fibres
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0
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8653
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March 22, 2018
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‘Manufacturing synthetic fibres is actually helping conservation of forests’
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0
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1249
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March 22, 2018
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Write an activity to show that synthetic fibres are stronger than the cotton fibres
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0
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8160
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March 22, 2018
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Despite being very useful it is advised to restrict the use of plastic. Why is it so? Can you suggest some methods to limit its consumption?
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0
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7436
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March 22, 2018
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Write the importance of synthetic polymers in our life
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0
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10638
|
March 22, 2018
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Explain why the plastic containers are favoured for storing food
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0
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895
|
March 22, 2018
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Give examples which indicate that nylon fibres are very strong
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0
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16164
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March 22, 2018
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‘Avoid plastics as far as possible’
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0
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2488
|
March 22, 2018
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Should the handle and bristles of a tooth brush be made of the same material?Explain your answer
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0
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8902
|
March 22, 2018
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Give examples to show that plastics are non-corrosive in nature
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0
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819
|
March 22, 2018
|
|
Rana wants to buy shirts for summer
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0
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3128
|
March 22, 2018
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Explain why the following are made of the thermosetting plastics
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0
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636
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March 22, 2018
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Categorise the materials of the following products into ‘can be recycled’ and ‘cannot be recycled’:
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0
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1285
|
March 22, 2018
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Explain why some fibres are called synthetic
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0
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850
|
March 22, 2018
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PVC (polyvinyl chloride) is a thermoplastic and is used for making toys, chappals, etc
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0
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2496
|
March 22, 2018
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A lady went to the market to buy a blanket. The shopkeeper showed her blankets made of acrylic fibres as well as made of wool. She preferred to buy an acrylic blanket. Can you guess why?
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0
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5004
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March 22, 2018
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Rohit took with him some nylon ropes, when he was going for rock climbing. Can you tell why he selected nylon ropes instead of ropes made of cotton or jute?
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0
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1586
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March 22, 2018
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