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प्रश्न
All kinds of matter
विकल्प
occupy space and have definite mass
have mass and definite shape
can change their states
have definite volume
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उत्तर
occupy space and have definite mass
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संबंधित प्रश्न
Which one is a kind of matter:
Explain why steel is used to make railway lines.
What are the characteristics of matter?
The best evidence for the existence and movement of particles in liquids was provided by :
Name a non-metal which is a good conductor of electricity.
Name a liquid which can be classified as a pure substance and conducts electricity.
Out of a colloid, solution and a suspension :
which one has the smallest particles ?
In what respects does a true solution differ from a colloidal solution ?
Define Sol and give one example.
What do you understand by the statement " the solubility of copper sulphate in water at 20°C is 20.7 g" ?
Name the process you would use to separate a mixture of water and alcohol.
How will you separate water from mustard oil ?
The boiling point of liquid argon is :
The given mixture contains three constituents A, B and C. The constituent A is a yellow coloured, solid element which dissolves in a liquid D. The constituent B is a blue coloured salt which is insoluble in liquid D but dissolves easily in another liquid E. The constitudent C is a liquid which is used in cooking food and forms a solid fat on hydrogenation.
(a) What do you think could (i) constituent A, and (ii) liquid D be ?
(b) What could (i) constituent B, and (ii) liquid E be ?
(c) What could liquid C be ?
(d) How will you separate the mixture containing A, B and C ?
______ is a smallest particle.
Give some examples of the Tyndall effect observed in your surroundings?
Solid is an arrangement of particles ______.
The physical state of water at 373 K is ______.
Write a scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
