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प्रश्न
Should the handle and bristles of a tooth brush be made of the same material? Explain your answer.
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उत्तर
No. The handle and bristles of a tooth brush should be made of different materials. The handle of a toothbrush should be hard and strong, while the bristles should be soft and flexible.
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संबंधित प्रश्न
Who is my partner?
| 'A' column | 'B' column |
| a. Lead glass | i. Plates |
| b. Bakelite | ii. Mattresses |
| c. Thermocol | iii. Electric bulb |
| d. Optic glass | iv. Electric switch |
| e. Polypropylene | v. Lens |
Distinguish between.
Man made material and natural material.
What are the demerits of plastic?
What suggestions you will give to members of locality to solve the problem of waste material?
A good application of plastic is the use of ______
Edmund Alexander Parkes was the creator of the first plastic called ______.
Plastics can be found in toothpaste, face wash, and body scrubs.
Mention a few household products in which microbeads can be found.
Most one-time-use plates are made from ______.
Answer the following by rearranging the jumbled letters :
One-time use plastics are also known as ______ plastics.
áwyrhotwa
