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प्रश्न
The property to flow is unique to fluids. Which one of the following statements is correct?
विकल्प
Only gases behave like fluids
Gases and solids behave like fluids
Gases and liquids behave like fluids
Only liquids are fluids
उत्तर
Gases and liquids behave like fluids
Gases and liquids behave like fluids. Both gases and liquids tend to flow due to less force of attraction between their particles. Also, they require vessels to keep them. Solids do not flow.
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संबंधित प्रश्न
Give reasons:
A gas can fill the whole vessel in which it is enclosed.
Give reasons:
Liquids can flow
Fill in the blank:
Any matter which has a definite.................... but no definite shape is called a...............
Fill in the blank:
All matter is made up of tiny particles called..................
Match the following
| Column A | Column B |
| (a) Solids | (1) Can flow in all directions. |
| (b) Sublimation | (2) The temperature at which a liquid changes into its gaseous state. |
| (c) Boiling point | (3) Any number of free surfaces. |
| (d) Gases | (4) Gaps between particles. |
| (e) Intermolecular space | ro(5) Change of state fm solid to gas. |
What happens when a solid is heated ?
Give reason of Liquids have definite volume but no difinite shape.
Which one of the following statement is correct in respect of fluids?
When a beam of sunlight enters a room through a window, we can see tiny particles X suspended in a gas (or rather a mixture of gases) Y which are moving rapidly in a very haphazard manner.
- What could particles X be ?
- Name the gas (or mixture of gases) Y.
- What is the phenomenon exhibited by particles X known as ?
- What is causing the movement of particles X ?
- What conclusion does the existence of this phenomenon give us about the nature of matter ?
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to density.
