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प्रश्न
Describe simple experiments to prove that solids occupy space
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उत्तर
occupy space: solid-occupies space
‘A’-A measuring cylinder is filled with water to a particular mark- ‘A’.
‘B’-A piece of a wooden block- is immersed inside the measuring cylinder. The water level rises up.
‘C’-On removal of the block- the water level in the measuring cylinder falls down back to the mark- ‘A’
Conclusion: The block pushes the water out and occupies its space, hence all solids occupy space.
संबंधित प्रश्न
Give one example of the diffusion of a solid in another solid.
What are molecules?
Which of the following are the states of matter?
Filtration method is effective in separating ______ mixture.
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 |
A rubber ball changes its shape on pressing. Can it be called a solid?
Complete the Analogy:
Solids: incompressible:: Gas: ______.
Gases have neither a definite shape nor a definite volume.
What is the physical state of water at 250°C.
What is the physical state of water at 100ºC?
