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प्रश्न
What was the ancient belief regarding the nature of matter ?
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उत्तर
The ancient belief about the nature of matter was that it is com-pound of four elements
- fire
- air
- wood
- earth
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संबंधित प्रश्न
What do you observe when Carbon dioxide gas is passed through lime water.
Give two uses of the following component present in air:
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Tick (√) the correct alternative from the choice given for the following statement.
Air consists of
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State the meaning of the term atmosphere.
Explain Lavoisier’s experiment which provided evidence to the discovery of components in air.
Draw a neat labelled diagram for the following experiment.
To prove that oxygen is non-combustible, but supports combustion.
Complete the statement given below by filling in the blank with the correct word/s from the word/s given below
____________ is an example of a pollutant present in the air.
______ is important for all living creatures.
