a. Al fibres are made up of very large units which in turn are made up of many small units. T
b. Acrylic is an artificial wool
c. Plastics are light strong and durable
dit is not advised to store food items in plastic containers as it may react with the wills of container
e. Bake te is poor conductor of electricity
Answers
Answer:
1) Synthetic fibres andplastics, similar to natural fibres are made up of very large units which in turn are made up of many similiar or combination of small units. The larger units are called polymers.
2) Acrylic is a man-made fibre. Acrylic is known as artificial wool or synthetic wool because it resembles wool. Acrylic is cheaper than natural wool and can be dyed in various colour. This makes acrylic is very popular among other fabrics.
3) Plastic containers are favoured for storing food for the following reasons:
1. Plastic containers do not react with food
2. Plastic containers are light weight so they are easy to handle.
3. The price of plastic containers is very less as compared to other containers.
4. They have strong strength.
5.. Plastic containers are durable.
4) Bakelite is a poor conductor of electricity. ... Bakelite can be softened by heating
Explanation:
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