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Question
Materials which can be compressed or cut easily are called _______.
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Solution
Materials which can be compressed or cut easily are called Soft materials.
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RELATED QUESTIONS
When can you say a material is waterproof material?
A notebook has lustre while an eraser does not.
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Soft material ______.
Rubber band is an example of ______.
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 |
Fill in the blanks to complete the following paragraph.
The name of the product formed in the reaction of sulphur and ______ is sulphur dioxide gas. When sulphur dioxide is dissolved in ______, sulphurous acid is formed. The sulphurous acid turns ______ litmus paper to ______. Generally oxides of ______ are acidic in nature.
After completing the paragraph, write two questions which you can raise on the basis of this information.
Pick one material from the following which is completely soluble in water.
