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प्रश्न
A list of words is given in a box. Use appropriate words to fill up the blank in the following statement.
A weather cock shows the ______ in which the air is moving at that place.
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उत्तर
A weather cock shows the direction in which the air is moving at that place.
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संबंधित प्रश्न
Statement given below is incorrect. Write the correct statement :
Helium gas at low pressure is used for filling electric bulbs.
Briefly state the importance of Oxygen.
Briefly state the importance of Nitrogen.
Define the following:
Combustion.
Name the following:
The product formed when phosphorus burns in oxygen.
Name the following:
The main, rare (inert) gas present in air.
Name the following:
The component of air which does not support combustion.
Write the percentage of the gases present in air.
List out the uses of carbon dioxide.
On a Sunday morning Paheli’s friend visited her home. She wanted to see some flowering plants in the nearby garden. Both of them went to the garden. While returning from the garden they also observed some flowering plants on the road side. But to their surprise they found that the leaves and flowers of these roadside plants were comparatively very dull. Can you help them to know why?
