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प्रश्न
Give reasons
The odour of scent spreads in a room.
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उत्तर
Scent fumes (molecules) being gases fill the spaces between air molecules and the molecules of air fill the spaces between scent molecules due to diffusion, fumes spread into a room
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संबंधित प्रश्न
Explain why, the diffusion of a solid in another solid is a very slow process.
Arrange the following substances in increasing order of force of attraction between their particles (keeping the substance having the minimum force of attraction first) : Water, Sugar, Oxygen
What are fluids? Give two examples
Describe simple experiments to prove that solids have mass
Describe simple experiments to prove that solids have a definite volume
Describe simple experiments to prove that gases occupy space.
State the property of the following substance.
Chlorine gas has a – strong irritating odor.
See the given pictures and write down the state of each object. (Solid, Liquid, Gas)
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 |
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| _____ | ______ | ______ | ______ | ______ |
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| ______ | _______ | ______ | ______ | ______ |
Complete the Analogy:
Solids: incompressible:: Gas: ______.
Which of the following are homogeneous in nature?
- ice
- wood
- soil
- Air
