Question

what is atmosphere ​

Answer 1

Resposta:

uma camada de ar que retem a gravidade e fica em volta da terra

Explicação:

Answer 2

An atmosphere is a layer of gases that surrounds a material body of sufficient mass. Gases are attracted by the gravity of the body and are retained for a long period of time if gravity is high and the temperature of the atmosphere is low.

I hope I have been helpful :)