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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.
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संबंधित प्रश्न
Very Short Answer Type Question:
Suggest two bases on which we can group objects.
Very Short Answer Type Question:
Select a lustrous material out of the following substances.
Very Short Answer Type Question:
Which material is generally used for making pens? Wood, aluminum, plastic, cotton
Very Short Answer Type Question:
Name two objects which are made from opaque materials.
Short Answer Type Question:
What are the similarities between iron, copper, and aluminium?
Write whether the given materials are hard or soft.
| Wood | Eraser | Cotton |
| ______ | ______ | ______ |
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 |
| ______ | ______ |
Stone is transparent, while glass is opaque.
Match the substances in Column A with their applications given in Column B.
|
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 |
Why do you think oxygen dissolved in water is important for the survival of aquatic animals and plants?
