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प्रश्न
What are the two main types of matter?
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उत्तर
The two main types of matter are :
- Living matter: The earth is home to all kinds of plants and animals. They can grow, move and reproduce on their own. Examples : Plant, lotus, animals, human etc.
- Non-living matter : Most of the matter in the universe is non-living. It means that it does not grow, move or reproduce on its own. It can be natural or man made.
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संबंधित प्रश्न
What is meant by the intermolecular forces of attraction? How do they vary in solids, liquids and gases?
Fill in the blank
In a solid, the molecules ............................................ but they remain at their fixed positions.
Fill in the blank
The gases are .......... dense.
Distinguish between solids, liquids, and gases on the basis of their following properties :
(a) compressibility
(b) fluidity
(c) rigidity
(d) expansion on heating
Give reason :
Why do liquids and gases flow but solids do not?
Write true or false for the statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
Name the phenomenon which cause the following change.
Disappearance of camphor.
Explain the term ‘matter'
State what would you observe if
(a) sugar is added to pebbles take in a plastic beaker
(b) sand is added to glass balls in a beaker. What would you conclude from this imaginative demonstration?
Fill in the blank with the correct word Given below.
Matter can change from one state to another by the change in ____
