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प्रश्न
Give two examples for of the following
Substances which do not change their states.
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उत्तर
Paper, sugar.
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संबंधित प्रश्न
The process of a gas converting directly into solid is called vaporization.
Fill in the blank
A solid is ............ rigid.
Why do solids, liquids, and gases differ in their physical states?
Water cycle is an example of interconversion of states of water. Explain.
Give a reason for the We need to classify things.
Give a reason for the Pure substances have fixed melting or boiling points.
Name the phenomenon which cause the following change.
Formation of water vapour from water.
All kinds of matter
Fill in the blank with the correct word Given below.
From the three states of matter, _____ expand the least.
What are the similarities between a gas and a liquid?
