QII. Complete the fill the blanks given below:
The troposphere is the first layer above the surface and contains half of the Earth's atmosphere.
Many jet aircraft fly in the stratosphere because it is very stable.
• Meteors burn up in the mesosphere.
• The thermosphere is a layer with auroras. It is also where the space shuttle orbits.
• The atmosphere merges into space in the extremely thin exosphere. This is the upper limit of our atmosphere.
Q IV Hots questions:
If there was no atmosphere what would happen?
We wouldn't be able to breathe.
The surface would be exposed to cosmic rays. Any electromagnetic radiation (radio, microwave, infrared, visible, ultraviolet, X-rays, gamma rays) would reach the ground unhampered.
Liquid water or ice water would quickly evaporate .
The surface of the earth would be much colder
The difference in temperature between the day side and the night side would be more extreme
Where is answer
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