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Answers
Answer:
Answer for 2a,
the different layers of atmosphere are troposphere, stratosphere, thermosphere , mesosphere and exosphere .
Answer for question number 2 b,
mountaineers carry oxygen cylinder when they climb mountain because as we move that is on the high altitude than the oxygen level decreases because the atmosphere becomes thinner and thinner so it causes difficulty in breathing.
That is why they carry oxygen cylinder with them.
Answer for 2 c,
oxygen is very much helpful to us because it is the oxygen that give us life only breathe in oxygen to live our life to be alive.
Answer for question number 2 d,
as the meteorites come in the earth's atmosphere they start burning in business here because of the friction the cause when they are coming in the atmosphere and does they burns up and don't fall on the earth surface.
Answer for question number 2 e,
The laspe rate is rate at which temperature in the earth's atmosphere falls down in comparison with altitude.