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प्रश्न
Give reason
A red ink drop added to small amount of water in a glass turns water red in some time.
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उत्तर
If we put a drop of red ink in a glass of water, its particles diffuse with particles of water slowly but continuously and the water turns red.
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संबंधित प्रश्न
Name the three states of matter and define them.
Fill in the blank:
Any matter which has a definite.................... but no definite shape is called a...............
Write whether the following statement is true or false.
If the container in which a gas is collected has an opening, the gas will flow out and spread itself indefinitely.
Write whether the following statement is true or false.
All solids, on heating, first change to the liquid and then to the gaseous state always.
Give two examples of the following:
Substances which do not change their states.
Fill in the blank :
Air is a matter because it has ________ and _______ and it can be _________
If an object is taken to the moon from the earth what will be its mass ?
Fill in the blank.
Water is a matter because it has mass and occupies _______
Give a reason why –
Solids have a definite volume & a definite shape.
With reference to the liquid state of matter – answer the following
State why the inter-particles attraction decreases to negligible.
