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प्रश्न
What is mass ?
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उत्तर
Mass is the quantity of matter contained in the body.
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संबंधित प्रश्न
Give two examples of the following:
Substances which do not change their states.
The state of matter which has no definite shape or volume is called
- solid
- liquid
- gas
- water
There are large intermolecular gaps in
- water
- iron ball
- common salt
- air
All kinds of matter
- occupy space and have definite mass
- have mass and definite shape
- can change their states
- have definite volume
What happens when a solid is heated ?
Give reason of Why do liquids and gases flow but solids do not ?
Write whether the following statement are true or false.
The intermolecular force of attraction is the weakest in gases.
Match the characteristics of the three states of matter in List I with their correct answer from List II.
| List I | List II |
| 1. Have no definite shape, volume or free surface | A: Solids only |
| 2. Are highly compressible and least rigid | B: Liquids only |
| 3. Have a definite volume, no definite shape and are slightly diffusable | C: Gases only |
| 4. Are not compressible and have no diffusability | D: Liquids and gases only |
| 5. Have mass and occupy space | E: Solids and gases only |
| F: Solids, liquids and gases |
Which one of the following element name is not derived from planet?
The property to flow is unique to fluids. Which one of the following statements is correct?
