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प्रश्न
Give two examples for the following :
Substances which do not change their states.
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उत्तर
Paper, sugar.
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संबंधित प्रश्न
Write your observation and conclusion for the following:
When few marbles are put in a glass half-filled with water.
Name the terms for the force of attraction between the molecules of matter.
Why do solids, liquids and gases differ in their physical states?
Give two examples for the following :
Substances which sublime.
Select the correct alternative
The molecules ____________
What do you mean by inter-molecular forces?
Give reason :
A gas fills up the space available to it.
Give a reason for the following:
Globules of mercury kept in a petri dish, which is shaken slowly, come together forming a big globule.
Write scientific reasons.
Lemon sherbat has a sweet, sour and salty taste, and it can be poured into a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
