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प्रश्न
Materials which can be bent or stretched easily are called ______.
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उत्तर
Materials which can be bent or stretched easily are called Flexible.
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संबंधित प्रश्न
Long Answer Type Question:
‘Grouping of objects helps the shopkeeper.’ Justify the statement.
We cannot compress, cut or bend the rough materials easily.
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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Stone is transparent, while glass is opaque.
Chalk dissolves in water.
Vinegar dissolves in water.
Smooth materials do not have ups and downs.
Rubber band is an example of ______.
Some of the following statements are incorrect. Find the incorrect statements and correct them.
- The property of metals by virtue of which they can be drawn into wires is called ductility.
- 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.
Complete the crossword given in the figure with the help of the clues.
Across
1. Which is generally hard, ductile, malleable and sonorous.
2. A metal is called so it can be drawn into wires.
3. Metal bells are used because of this property.
Down
4. A metal generally used for making jewellery.
5. A metal which is liquid at room temperature.
6. A metal which reacts with acid as well as base to form hydrogen gas.
7. Substances used to enhance the growth of plants.
8. Property by virtue of which metals can be beaten into thin sheets.
