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प्रश्न
Name three greenhouse gases.
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उत्तर
Carbon dioxide, methane, nitrous oxide, etc.
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संबंधित प्रश्न
Match the following :
| Column A | Column B |
| (a) Global warming | 1. Hydrated ferric oxide |
| (b) Acid rain | 2. Manganese dioxide |
| (c) Rust | 3. Carbon dioxide |
| (d) Catalyst | 4. Methane |
| (e) Photosynthesis | 5. Nitrogen Dioxide |
Mention the contribution of the following scientists :
- Antoine Lavoisier
- Robert Boyle
- Joseph Priestley
- Sir W. Ramsay
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Explain Lavoisier’s experiment which provided evidence to the discovery of components in air.
Fill in the blank:
Rusting is a chemical reaction which involves _____ oxidation.
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Air has no ______ & ______.
Cool and soothing wind: Breeze.
uproot trees wind: ______.
In a number of musical instruments, air plays an important role. Can you name some such instruments?
