Question

1.what is atmosphere?
2.which two gases make the bulk of atmosphere?
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Answer 1

1.

the envelope of gases surrounding the earth or another planet.

"part of the sun's energy is absorbed by the earth's atmosphere"

the pervading tone or mood of a place, situation, or creative work.

"the hotel has won commendations for its friendly, welcoming atmosphere"

2.

The two gases that make the bulk of the atmosphere are: Oxygen (21%) Nitrogen (78%)

Answer 2

atmosphere

• the envelope of gases surrounding the earth or another planet.

Two gases make the bulk of atmosphere?

• The two gases that make the bulk of the atmosphere are: Oxygen (21%) Nitrogen (78%)