Available Answers

1. 1.

   Choose the correct option.

   1. A wind vane is used to find the ______________  of wind.
      1. speed
      2. direction
      3. height
      4. weight
   2. In West Bengal, strong winds with thundershowers are known as ______________​​​​​.
      1. Loo
      2. Kalbaisakhi
      3. Fohn
      4. Chinook
   3. Lines that join places that have the same ______________ are called isohyets.
      1. rainfall
      2. wind
      3. temperature
      4. sunshine
   4. Rain, hail, sleet and snow are all forms of ______________.
      1. weather
      2. precipitation
      3. clouds
      4. maps
   5. The weather of a place is not affected by ______________.
      1. distance from sea
      2. distance from mountains
      3. longitude
      4. winds
2. 2.

   Fill in the blanks.

   1. Every day weather elements are continuously recorded at a ____________.
   2. ______________ refers to the amount of moisture of water vapour present in the air.
   3. The degree of hotness or coldness of the air is called _____________.
   4. The atmosphere pressure is measured in ______________.
   5. The speed of wind is measured on the ____________.
3. 3.

   Study the below table and answer the following questions.

   

   1. In which month Delhi experiences the lowest temperature?
   2. Which city records the maximum temperature in the month of January?
   3. Which city records the minimum rainfall in the month of July?
   4. What differences do you observe in the rainfall distribution between Kolkata and Chennai?
4. 4.

   Define weather. What are the different elements of weather?
5. 5.

   Name the factors affecting atmospheric pressure.
6. 6.

   How are winds named? Give example.