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प्रश्न
Match the following.
| Srl. no. | A | B | C |
| i | Separation of visible undesirable components | Water mixed with chalk powder | Magnetic Separation |
| ii | Separation of heavier and lighter components | Sand and water | Decantation |
| iii | Separation of insoluble impurities | Iron impurities | Filtration |
| iv | Separation of magnetic components from non-magnetic components | Rice and stone | Hand-picking |
| v | Separation of solids from liquids | Husk and paddy | Winnowing |
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उत्तर
| Srl. no. | A | B | C |
| i | Separation of visible undesirable components | Rice and stone | Hand-picking |
| ii | Separation of heavier and lighter components | Husk and paddy | Winnowing |
| iii | Separation of insoluble impurities | Water mixed with chalk powder | Filtration |
| iv | Separation of magnetic components from non-magnetic components | Iron impurities | Magnetic Separation |
| v | Separation of solids from liquids | Sand and water | Decantation |
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संबंधित प्रश्न
Give reasons:
A wooden table should be called a solid.
Classify the following into solids, liquids and gases.
Oxygen, milk, common salt, wax, stone, L.P.G, carbon- dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
Give reasons
Liquids and gases flow but solids do not?
Give reasons
We can walk through air.
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions
Describe simple experiments to prove that liquids have mass
Describe simple experiments to prove that gases occupy space.
State the property of the following substance.
Manganese dioxide, a catalyst which alters the rate of a chemical reaction is black in colour.
Discuss briefly on three states of matter.
What is the physical state of water at 0°C.
