wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Write a note on the atmosphere?


Open in App
Solution

Note on Atmosphere.

  1. The atmosphere is the layer of gas that surrounds a planet.
  2. Earth's atmosphere consists of 78% of nitrogen, 21% of oxygen, and the rest gases 1%.
  3. The atmosphere is consist of thick layers of gases.

Earth's atmosphere consists of 5 different layers:

  1. Troposphere- It is the lowest layer of the atmosphere. It consists of 78% of gases in the atmosphere. It stretches 10km upward from sea level.
  2. Stratosphere- It is the layer above the troposphere. It stretches about 31 miles from ground level. The ozone layer lies in this layer.
  3. Mesosphere- It is the layer above the stratosphere. and stretched about 53 miles from the earth's surface. It has the coldest part of the atmosphere.
  4. Thermosphere- It is the layer above the mesosphere. In this region temperature increases as you go up. Rise in temperature because of UV and X-rays from the sun.
  5. Exosphere- It is the layer above the thermosphere. It is the last layer of the atmosphere. Air from this layer keeps on escaping to outer space.

flag
Suggest Corrections
thumbs-up
4
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Importance of Air and Soil
SCIENCE
Watch in App
Join BYJU'S Learning Program
CrossIcon