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प्रश्न
Select those objects from the following which shine:
Glass bowl, plastic toy, steel spoon, cotton shirt
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उत्तर
Glass bowl and steel spoon are shining objects.
संबंधित प्रश्न
Short Answer Type Question:
Mention some materials which are made up of paper.
Short Answer Type Question:
What is the basis for sorting materials?
Materials which can be compressed or cut easily are called _______.
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 |
| ______ | ______ |
Name five objects which can be made from wood.
Stone is transparent, while glass is opaque.
Choose the odd one:
Soft material ______.
Paheli prepared a blue coloured solution of copper sulphate in beaker A and placed an iron nail in it. Boojho prepared a yellowish green solution of ferrous sulphate in beaker B and placed a copper wire in it. What changes will they observe in the two beakers after an hour?
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.
