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प्रश्न
Sand paper is a good example for smooth materials.
पर्याय
True
False
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उत्तर
Sand paper is a good example for smooth materials- False.
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संबंधित प्रश्न
Very Short Answer Type Question:
List three liquids which are transparent.
Short Answer Type Question:
What are the similarities between iron, copper, and aluminium?
Short Answer Type Question:
What is the reason for grouping materials?
Find the odd one.
brick, coir, silk cloth, pine apple
Match the objects that are made of the same material.
| A | B | C |
 |
 |
 |
 |
 |
 |
 |
 |
 |
Stone is transparent, while glass is opaque.
Vinegar dissolves in water.
Choose the odd one:
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.
