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Air
For fun.
(i) Solve this Crossword puzzle with the help of given clues:
|
Across |
Down |
|
6. An Indian tree having extraordinaryquality of providing oxygen round theclock |
1. Amount of water vapour in air |
|
8. Gas present in atmosphere occupyingonly 0.03% by volume |
2. Condensation of water vapours arounddust particles in atmosphere |
|
11. Outermost layer of atmosphere |
3. Example of local wind blowing in summer in northern India |
|
12. Mixture of many gases |
4. Short-term changes in atmosphere |
|
14. Life-giving gas |
5. Precipitation in liquid form |
|
15. Air in motion |
7. Blanket of air around the Earth |
|
16. An Indian tree valued highly formedicinal properties |
9. Instrument to measure pressure |
|
18. Gas protecting us from harmful sunrays |
10. Incoming solar radiation |
|
19. Low pressure area |
13. Reduces visibility in winters |
|
– |
17. It is ……. time when Sun is overhead |
(ii) Make a weather calendar for one week. Use pictures or symbols to show different types of weather. You can use more than one symbol in a day, if the weather changes. For example, the sun comes out when rain stops. An example is given below:
|
Day |
Weather |
|
1. |
Sunny day |
|
2. |
|
|
3. |
|
|
4. |
|
|
5. |
|
|
6. |
|
|
7. |
(i) 
(ii) Your weather calendar could look like this.
|
Day |
Weather |
|
1. |
Clear and sunny day |
|
2. |
Mainly cloudy |
|
3. |
Cloudy and grey |
|
4. |
Cloudy, with moderate rainfall |
|
5. |
Partly to mainly cloudy, with heavy rainfall and possibility of lightning |
|
6. |
Partly to mainly cloudy, with light rainfall |
|
7. |
Mainly sunny |
Some More Questions From Air Chapter
Tick the correct answer.
(i) Which of the following gases protects us from harmful sun rays?
(a) Carbon dioxide
(b) Nitrogen
(c) Ozone
(ii) The most important layer of the atmosphere is
(a) Troposphere
(b) Thermosphere
(c) Mesosphere
(iii) Which of the following layers of the atmosphere is free from clouds?
(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(iv) As we go up the layers of the atmosphere, the pressure
(a) Increases
(b) Decreases
(c) Remains the same
(v) When precipitation comes down to the Earth in the liquid form, it is called
(a) Cloud
(b) Rain
(c) Snow
(a) Carbon dioxide
(b) Nitrogen
(c) Ozone
(a) Troposphere
(b) Thermosphere
(c) Mesosphere
(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(a) Increases
(b) Decreases
(c) Remains the same
(a) Cloud
(b) Rain
(c) Snow
Match the following.
(i) Trade Winds
(a) Incoming solar energy
(ii) Loo
(b) Seasonal wind
(iii) Monsoon
(c) Horizontal movement of air
(iv) Wind
(d) Layer of ozone gas
–
(e) Permanent wind
–
(f) Local wind
(i) Trade Winds
(a) Incoming solar energy
(ii) Loo
(b) Seasonal wind
(iii) Monsoon
(c) Horizontal movement of air
(iv) Wind
(d) Layer of ozone gas
–
(e) Permanent wind
–
(f) Local wind
Give reasons.
(i) Wet clothes take longer time to dry on a humid day?
(ii) Amount of insolation decreases from Equator towards Poles?
For fun.
(i) Solve this Crossword puzzle with the help of given clues:
Across
Down
6. An Indian tree having extraordinaryquality of providing oxygen round theclock
1. Amount of water vapour in air
8. Gas present in atmosphere occupyingonly 0.03% by volume
2. Condensation of water vapours arounddust particles in atmosphere
11. Outermost layer of atmosphere
3. Example of local wind blowing in summer in northern India
12. Mixture of many gases
4. Short-term changes in atmosphere
14. Life-giving gas
5. Precipitation in liquid form
15. Air in motion
7. Blanket of air around the Earth
16. An Indian tree valued highly formedicinal properties
9. Instrument to measure pressure
18. Gas protecting us from harmful sunrays
10. Incoming solar radiation
19. Low pressure area
13. Reduces visibility in winters
–
17. It is ……. time when Sun is overhead
(ii) Make a weather calendar for one week. Use pictures or symbols to show different types of weather. You can use more than one symbol in a day, if the weather changes. For example, the sun comes out when rain stops. An example is given below:
Day
Weather
1.
Sunny day
2.
3.
4.
5.
6.
7.
Across
Down
6. An Indian tree having extraordinaryquality of providing oxygen round theclock
1. Amount of water vapour in air
8. Gas present in atmosphere occupyingonly 0.03% by volume
2. Condensation of water vapours arounddust particles in atmosphere
11. Outermost layer of atmosphere
3. Example of local wind blowing in summer in northern India
12. Mixture of many gases
4. Short-term changes in atmosphere
14. Life-giving gas
5. Precipitation in liquid form
15. Air in motion
7. Blanket of air around the Earth
16. An Indian tree valued highly formedicinal properties
9. Instrument to measure pressure
18. Gas protecting us from harmful sunrays
10. Incoming solar radiation
19. Low pressure area
13. Reduces visibility in winters
–
17. It is ……. time when Sun is overhead
Day
Weather
1.
Sunny day
2.
3.
4.
5.
6.
7.
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Mock Test Series
Mock Test Series