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प्रश्न
How is air useful to scooters and cars.?
एका वाक्यात उत्तर
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उत्तर
Air filled tyres of cars move smoothly on road as there is less friction.
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संबंधित प्रश्न
How is greenhouse effect produced?
What is air pollution?
Fill in the blank
Polluted air is harmful to ____.
Tick (√) the correct alternative from the choice given for the following statement.
Air pollution is due to the
Tick (√) the correct alternative from the choice given for the following statement.
Respiration
Describe a simple experiment with the help of a diagram to show that Air occupies space
Name the following.
Gases that are harmful to the ozone layer
With whom should I pair up?
| Group A | Group B | ||
| (1) | Air | (a) | Excretion |
| (2) | Water | (b) | Scattering of light |
| (3) | Soil | (c) | Plasticity |
Fill in the blank:
The gas evolved as a product of combustion as well as respiration is ______.
______ is important for all living creatures.
