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प्रश्न
Write whether the given materials are hard or soft.
| Wood | Eraser | Cotton |
| ______ | ______ | ______ |
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उत्तर
| Wood | Eraser | Cotton |
| Hard | Soft | Soft |
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संबंधित प्रश्न
Short Answer Type Question:
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| A | B | C |
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Which among the following is an example of dull material?
Rubber band is an example of ______.
Differentiate hard and soft materials.
Match the substances in Column A with their applications given in Column B.
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Column A |
Column B |
| (a) oxygen | (i) for making crackers |
| (b) copper | (ii) for disinfecting water |
| (c) sulphur | (iii) all living beings inhale during breathing |
| (d) iron | (iv) for making electric wires |
| (e) chlorine | (v) for making rails |
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