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प्रश्न
Fill in the blanks
The pressure difference causes horizontal movement of air called _____ and vertical movement of air called ____.
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उत्तर
The pressure difference causes horizontal movement of air called wind and vertical movement of air called current.
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संबंधित प्रश्न
Many people leave their pets in parked cars. They think they will be gone for a few minutes, or it will be alright to leave a window open. The temperature inside a parked car can rise up to more than 50°C in a matter of few minutes, irrespective of it being a hot or a cloudy day.
What would be the right thing to do if you see a pet locked inside a car on a hot day?
Write true or false. Correct the false statement.
A rise in temperature causes more condensation while a fall in temperature results in evaporation.
Fill in the blank:
The amount of cloud cover in the sky is expressed in ________
How does the following element influence the weather of a place?
Pressure
What is condensation?
With the help of your atlas, encyclopedias, and the Internet, find out about the climate of these places.
- Mumbai
- Delhi
- Kolkata
- London
- New York
- Sydney
In your notebook, draw neat, labelled, coloured sketches of the three different types of rainfall. Alongside each diagram, briefly describe in your own words, how each type of rainfall occurs.
What does a large difference between the temperatures of a dry-bulb thermometer and a wet-bulb thermometer of a hygrometer indicate?
What is wind? What precautions must be taken while placing a wind vane?
This could be a classroom activity. If your school laboratory has an anemometer, use it to record your city’s wind speed for a week. Use the Beaufort Scale to find out the character of wind during these days. Record your observations carefully in your notebook. You could even draw small neat sketches to show the effect of the wind.
