the earth’s first atmosphere contained what gasses?\noxygen and helium\noxygen and hydrogen\nhelium and…
the earth’s first atmosphere contained what gasses?\noxygen and helium\noxygen and hydrogen\nhelium and hydrogen\nargon and methane
Answer
Brief Explanations:
The Earth's first atmosphere was formed from gases in the solar nebula and mainly consisted of hydrogen - rich gases like hydrogen and helium. Oxygen was not present in significant amounts in the first atmosphere. Argon and methane were not the main components of the first atmosphere.
Answer:
Helium and Hydrogen