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प्रश्न
Write true or false for each statement. Rewrite the false statement correctly.
Matter cannot exist in different states.
विकल्प
True
False
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उत्तर
False.
Matter can exist in different states.
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संबंधित प्रश्न
Differentiate between an atom and a molecule.
What are the two conditions for the interconversion of states of matter ?
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Name a metal which is soft and a non-metal which is hard.
Name a non-metal which is a good conductor of electricity.
Name one solid, one liquid and one gaseous non-metal.
What is the other name for impure substances ? Give two examples of impure substances.
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What is a suspension ? Give two examples of suspensions.
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The technique which is used to separate particles of a solid suspended in a liquid quickly is called :
You want to wear your favourite shirt to a party, but the problem is that it is still wet after a wash. What steps would you take to dry it faster?
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(i) Pure substances contain only one kind of particles
(ii) Pure substances may be compounds or mixtures
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(iv) Pure substances can be exemplified by all elements other than nickel
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Define the term matter.
