Question

Fan + Medal

Answer 1

Which gases made up most of Earth’s early atmosphere?

Answer 2

ammonia and methane
carbon dioxide and methane
carbon dioxide and ammonia
methane and oxygen

Answer 3

I know it's for sure not A

Answer 4

C.) carbon dioxide and ammonia

from the discharge of volcanoes

Answer 5

Thank you!

Answer 6

ohh welcome

Answer 7

@CaseyCarns

Answer 8

the answer is ammonia and methane
not carbon dioxide and ammonia

Answer 9

but if u see like that that thats also possible

Answer 10

The first atmosphere would have consisted of gases in the solar nebula, primarily hydrogen. In addition, there would probably have been simple hydrides such as those now found in the gas giants (Jupiter and Saturn), notably water vapor, methane and ammonia. As the solar nebula dissipated, these gases would have escaped, partly driven off by the solar wind