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प्रश्न
Name the phenomenon which causes the Disappearance of camphor is
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उत्तर
Disappearance of camphor is sublimation.
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संबंधित प्रश्न
Name the terms for the force of attraction between the molecules of matter.
What are fluids ? Give two examples.
Fill in the blank
Liquids have no definite ______
True or false.
If the container in which a gas is collected has an opening, the gas will flow out and spread itself indefinitely.
For the following statements, say whether it describes a solid, a liquid or a gas.
Particles are quite close together
What are fluids? Give two examples.
Write whether the following statement is true or false.
There is no difference between evaporation and boiling.
Match the following
| Column A | Column B |
| (a) Solids | (i) Can flow in all directions |
| (b) Sublimation | (ii) The temperature at which a liquid changes into its gaseous state. |
| (c) Boiling point | (iii) Any number of free surfaces. |
| (d) Gases | (iv) Gaps between particles. |
| (e) Intermolecular space | (v) Changes of state from solid to gas. |
Identify the odd term out and explain.
Gold, silver, copper, brass
Write scientific reason.
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