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प्रश्न
Materials which can be compressed or cut easily are called _______.
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उत्तर
Materials which can be compressed or cut easily are called Soft materials.
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संबंधित प्रश्न
Very Short Answer Type Question:
Which material is generally used for making pens? Wood, aluminum, plastic, cotton
Long Answer Type Question:
‘Grouping of objects helps the shopkeeper.’ Justify the statement.
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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| ____________ | ____________ | ____________ | ____________ | ____________ |
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 |
| ______ | ______ |
Choose the odd one:
Choose the odd one:
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- Metals are good conductors of electricity but poor conductor of heat.
- Articles made up of metals produce ringing sound when struck hard.
- Oxides of non-metals and metals are acidic in nature.
- A less reactive metal displaces a more reactive metal from its salt solution in water.
Which pair of substances among the following would float in a tumbler half filled with water?
Why do you think oxygen dissolved in water is important for the survival of aquatic animals and plants?
