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प्रश्न
Strainer is a kind of sieve which is used to separate a liquid from solid.
विकल्प
True
False
उत्तर
Strainer is a kind of sieve which is used to separate a liquid from solid- True.
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संबंधित प्रश्न
Give two reasons for saying that wood is a solid.
Fill in the blanks:
Any matter which has a definite ______ but no definite shape is called a ______.
Fill in the blanks:
______ and ______ can flow.
Fill the following chart showing twelve solids, twelve liquids, four gases and eight materials.
To identify materials of common use
Procedure – Just move around in your house – in the drawing room, sitting room, bedroom, kitchen, bathroom etc. Identify the things and All in the blanks in the table given below
| No. | Place | Name of the thing | Material used for making the thing |
| 1 | Study room | ||
| 2 | Drawing room | ||
| 3 | Kitchen | ||
| 4 | bathroom | ||
| 5 | Any other place |
In solids, the space between the particles is less than in ______.
Identify the state of matter based on the arrangement of the molecules.
Gases have neither a definite shape nor a definite volume.
______ particles are tightly packed into a definite shape.
A strong current of trivalent gaseous boron passed through a silicon crystal decreases the density of the crystal due to part replacement of silicon by boron and due to interstitial vacancies created by missing Si atoms. In one such experiment, one gram of silicon is taken and the boron atoms are found to be 1000 ppm by weight, when the density of the Si crystal decreases by 12%. The percentage of missing vacancies due to silicon, which are filled up by boron atoms will be ____ g. [Given · Atomic wt. Si= 30, B = 11]
