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प्रश्न
State the meaning of the term Air
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उत्तर १
Air is matter which occupies space, has mass, exerts pressure and is highly compressible.
उत्तर २
Air refers to the invisible, odorless, and tasteless mixture of gases that surrounds the Earth and forms its atmosphere. It is essential for life on Earth and supports various biological and physical processes.
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संबंधित प्रश्न
Write ‘True’ or ‘False’ in front of following statement.
Atmospheric nitrogen is directly absorbed by the plants to form plant proteins.
Give two uses of the following component present in air:
nitrogen
Give two uses of the following component present in air:
carbon dioxide
Write ‘true’ or ‘false for the following;
Air is a compound.
Tick (√) the correct alternative from the choice given for the following statement.
Fuels which do not leave any residue on burning are
Tick (√) the correct alternative from the choice given for the following statement.
Respiration
Water does not have a ______ but has definite ______ and ______.
Why is it said that-
Air is a homogeneous mixture of various gases.
Explain Lavoisier’s experiment which provided evidence to the discovery of components in air.
Mention two uses of air.
