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प्रश्न
Fill in the blank:
The quantity of matter in an object is called its _____
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उत्तर
The quantity of matter in an object is called its mass.
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संबंधित प्रश्न
Give reasons:
Solids cannot be compressed.
Define the following terms.
Atom
Write your observation and conclusion for the following.
When a small stone is gently dipped into a glass filled with water.
Fill in the blank:
Any matter which has a definite.................... but no definite shape is called a...............
Fill in the blank:
The temperature at which a liquid boils is called the................. point of that liquid.
Match the columns.
| (1) iron and gold | (a) molecules are very far apart |
| (2) melting | (b) pure substance |
| (3) intermolecular space | (c) non - metals |
| (4) compound | (d) the space between the molecules |
| (5) gases | (e) change from solid to liquid |
| (f) metals |
There are large intermolecular gaps in
- water
- iron ball
- common salt
- air
Give reasons for the following:
Solids have a definite shape and are highly rigid while gases have to definite shape and are least rigid.
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to shape.
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.
