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प्रश्न
Test the flexibility.
Give one plastic scale and a wooden scale to the students. Ask them to bend. Tabulate their observation (bends, does not bend).
| Plastic Scale | Wooden Scale |
| ______ | ______ |
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उत्तर
| Plastic Scale | Wooden Scale |
| bends | does not bend |
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संबंधित प्रश्न
Find the odd one.
Umbrella, sponge, rain coat, jerkin
Materials which can be bent or stretched easily are called ______.
We cannot compress, cut or bend the rough materials easily.
Sort the given objects as rough or smooth.
| Wet soap | Coir | Feather | Stone |
| ______ | ______ | ______ | ______ |
| Glass ball | Paperboard | Sand paper | Plastic spoon |
| ______ | ______ | ______ | ______ |
Select those objects from the following which shine:
Glass bowl, plastic toy, steel spoon, cotton shirt
A piece of wood floats on water.
Sugar does not dissolve in water.
Soft materials can be early compressed.
Materials which have ups and downs on their surface are called ______.
Sugar, salt, mustard oil, sand, sawdust, honey, chalk powder, petals of flower, soil, copper sulphate crystals, glucose, wheat flour are some substances given to Paheli. She wants to know whether these substances are soluble in water or not. Help her in identifying soluble and insoluble substances in water.
