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प्रश्न
Define matter.
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उत्तर
Anything that has mass and occupies space is called matter.
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संबंधित प्रश्न
Classify the following into solids, liquids and gases.
Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
Give reason We need to classify things .
Select the correct alternative
The inter-molecular forces in liquids are
What is volume?
Name the smallest particle from which matter is made up.
What is the relation between intermolecular space and intermolecular force?
Define Intermolecular force
Define Element.
Give reason :
When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass does not rise.
Write a scientific reason.
Hydrogen is combustible, oxygen helps combustion, but water helps to extinguish fire.
