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प्रश्न
What is wind?
एका वाक्यात उत्तर
टीपा लिहा
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उत्तर
Fast-moving air is called wind.
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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 |
Write the chemical name of Lime water
Name the processes which maintain the balance between oxygen and carbon dioxide in the air. How is it done?
Describe a simple experiment with the help of a diagram to show that Air has mass
What will happen if the amount of water vapour in the air increases.
How is light scattered by the air?
Match the statements in List I with the correct answer from List II.
| List I | List II |
| 1. The constituent of air which is around 0.02% | A: Nitrogen |
| 2. The constituent of air which is inert or unreactive | B: Oxygen |
| 3. The constituent of air which is non-combustible, but supports combustion. |
C: Sulphur dioxide |
| 4. A pollutant in air responsible for acid rain | D: Carbon dioxide |
| 5. The main rare gas present in air. | E: Argon |
Fill in the blank:
Nitrogen of the air is utilized by plants for formation of _____.
Air has no ______ & ______.
Which of the following statements is incorrect?
