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प्रश्न
Give reasons for the following:
A bottle of perfume on opening evolves an odour which can be sensed over a long distance.
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उत्तर
A bottle of perfume on opening evolves an odour because gases diffuse very easily and odour spreads over a large distance.
संबंधित प्रश्न
Water cycle is an example of inter conversion of states of water. Explain.
Fill in the blank:
Liquids have no definite ............
Fill in the blank:
The quantity of matter in an object is called its _____
Give reason of The odour of scent spreads in a room.
Give reasons for the following:
Sugar can be distinguished from talcum powder using water.
Define the Liquid and give two examples.
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to density.
Give a reason why –
Solids have a definite volume & a definite shape.
Give a reason why solids and liquids co-exist at their melting points.
Complete the statement by filling the blank with the correct word given below.
In naphthalene, the inter-particle attraction is _______.
