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प्रश्न
What is mass ?
उत्तर
Mass is the quantity of matter contained in the body.
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संबंधित प्रश्न
Why can a piece of chalk be broken easily into smaller pieces while a coal piece cannot be broken easily?
How a liquid changes into its gaseous state ? Explain ?
Why liquids do not have a definite shape ?
Fill in the blank
When a gas is cooled, its molecules ________ energy,
Fill in the blank
Matter is anything that has ______ and occupies ______
Give reasons for the following:
Solids have a definite shape and are highly rigid while gases have to definite shape and are least rigid.
Give a reason why:
Gases have no definite volume and no definite shape.
Give a reason why solids and liquids co-exist at their melting points.
Complete the blank with reference to interconversion of matter on the basis of kinetic theory-with the word ‘increase’, ‘decreases’, ‘gain’, ‘lose’, or ‘overcome’ in the following case.
During soldification, the inter-particle space __________ gently.
Complete the blank with reference to interconversion of matter on the basis of kinetic theory-with the word ‘increase’, ‘decreases’, ‘gain’, ‘lose’, or ‘overcome’ in the following case.
During sublimation, the inter-particle attraction is _______________.
