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प्रश्न
Find the odd one.
Umbrella, sponge, rain coat, jerkin
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उत्तर
Sponge.
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संबंधित प्रश्न
Very Short Answer Type Question:
List three liquids which are transparent.
Short Answer Type Question:
What is the reason for grouping materials?
Look at the pictures and identify the materials by which they are made of:
(paper, clay, glass, wood, plastic, metal rubber, wax
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| ____________ | ____________ | ____________ | ___________ | _____________ |
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| ____________ | ____________ | ____________ | ____________ | ____________ |
Sand settles down in the water.
Rubber band is an example of ______.
Name some examples for shiny 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 |
While doing an activity in class, the teacher asked Paheli to handover a transluscent material. Which among the following materials will Paheli pick and give her teacher?
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?
Why do you think oxygen dissolved in water is important for the survival of aquatic animals and plants?
