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प्रश्न
Air is not compressible.
पर्याय
True
False
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उत्तर
Air is not compressible- False.
correct statement
Air is highly compressible.
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संबंधित प्रश्न
Define the following term.
Element
Write true or false for statement. Rewrite the false statement correctly.
Solids and liquids can flow.
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. |
Name the phenomenon which cause the following change:
Conversion of water into steam.
There are large intermolecular gaps in
- water
- iron ball
- common salt
- air
Give reasons for the following:
Sugar can be distinguished from talcum powder using water.
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to space.
Fill in the blank:
The three states of matter are classified on the basis of differences of certain _________.
In which of the three states of matter – solids, liquids, or gases is the movement of atoms about their own position. Give a reason for the same.
You are provided with a mixture of naphthalene and ammonium chloride by your teacher. Suggest an activity to separate them with well labelled diagram.
