Total numbers of question is 73.
#1. Our earth is surrounded by a huge blanket of air called ____.
Write the percentage of different constituents of air.
#7. All other gases ___ %
#8. ____ is the most plentiful gas in the air.
#9. _____ is called a greenhouse gas.
#10. Without ____ gas the earth would have been too cold to live in.
#11. ______ are the reason for global warming.
Write the name of atmosphere layers starting from the earth’s surface.
Write the height of the atmosphere layers from earth surface.
#19. Ionosphere between _____km.
#20. Ionospheree is a part of ____ layer
#21. The air we breathe and almost all the weather phenomena like rainfall, fog and hailstorm occur in _____ layer of the atmosphere .
#22. ___ layer of atmosphere is most ideal for flying aeroplanes.
#23. ____ gas protects us from the harmful effect of the sun rays.
#24. ___ layer contains a ozone gas.
#25. Meteorites burn up in _____ layer on entering from the space.
#26. Radio waves transmitted from the earth are reflected back to the earth by ____ layer.
#27. In ____ temperature rises very rapidly with increasing height.
#28. _____ layer has very thin air. Light gases like helium and hydrogen float into the space from here.
#29. Earth receives only ___ in 2,000,000,000 parts of the sun’s energy.
#30. Weather condition of a place for a longer period of time represents the ____ of a place.
#31. The degree of hotness and coldness of the air is known as _____.
#32. ___ is the incoming solar energy intercepted by the earth.
#33. The amount of insolation ___ from the equator towards the poles.
#34. Temperature in cities is ___ than that of villages.
#35. The Standard unit of measuring temperature is degree _____.
#36. Water freezes at ____°C.
#37. Water boils at ___ °C.
#38. Is air present on the moon.
#39. A wind is named after the direction ___ which it blows.
#40. Pressure exerted by the weight of air on the earth’s surface is called ____.
#41. The air pressure is highest at ____
#42. Horizontally the distribution of air pressure is influenced by ___ of air at a given place.
#43. In areas where temperature is high the air gets heated and rises. This creates a ___ area
#44. ____ is associated with cloudy skies and wet weather.
#45. ___ air pressure is associated with clear and sunny skies.
#46. The air always moves from ___ areas.
#47. The movement of air is called ____.
Winds are divided into three types.
#48. The trade winds, westerlies and easterlies are the ____ winds
#49. ____ winds change their direction in different seasons.
#50. ____ winds blow only during a particular period of the day or year in a small area.
#51. ____ winds blow constantly throughout the year in a particular direction.
#52. Monsoons in India is an example ____ winds.
#53. Land and sea breeze is an example ____ winds.
#54. Hot and dry local wind of northern planes of India is called __.
#55. Moisture in the air at any time, is known as ___.
#56. When the air is full of water vapour we call it a ___ day
#57. As the air gets warmer, its capacity to hold the water vapour ____.
#58. On a humid day, clothes take ____ to dry.
#59. Clouds are just masses of ___ droplets.
#60. Jet planes flying in the sky leave a white trail behind them. We see trails of this due to _____
#61. Precipitation that comes down to the earth in liquid form is called _____.
#62. When these droplets of water become too heavy to float in air, then they come down as ___.
Write the name of three types of rainfall
#66. The most important layer of the atmosphere is ___
#67. This layer is almost free from clouds and associated weather phenomenon ?
#68. Permanent wind is ___