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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
Very Short Answer Type Question:
Select a lustrous material out of the following substances.
Very Short Answer Type Question:
Name two objects which are made from opaque materials.
Sort the given objects as rough or smooth.
| Wet soap | Coir | Feather | Stone |
| ______ | ______ | ______ | ______ |
| Glass ball | Paperboard | Sand paper | Plastic spoon |
| ______ | ______ | ______ | ______ |
When can you say a material is waterproof material?
Chalk dissolves in water.
Sugar does not dissolve in water.
Sand settles down in the water.
Soft materials can be early compressed.
lt was Paheli’s birthday. Her grandmother gave her two gifts made of metals, one old dull silver spoon and a pair of lustrous gold earrings. She was surprised to see the difference in the appearance of the two metals. Can you explain the reason for this difference?
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.
