Question

the major constituents of earths atmosphere by percentage is​

Answer 1

Answer:

nitrogen: 78%

oxygen: 21%

argon: 0.93%

Explanation:  [nothing]

Answer 2

Answer:

The major constituents of earth’s atmosphere by percentage is Nitrogen, Oxygen, Argon, Carbon Dioxide and some other gases. These are present in the following respective percentages: 78.09%, 20.94%,.93%, 0.04%.

Explanation:

It is due the presence of atmosphere that life is able to exist on earth. Atmosphere also contains water vapour and moisture along with other suspended particles. The gravitation force keeps the gases near to earth and keeps the earth warm by not letting the rays of sun escape.