Carlo8552 Carlo8552
  • 12-01-2018
  • Geography
contestada

Which gas was not a part of earth's atmosphere 3.6 billion years ago?

Respuesta :

severnandmom
severnandmom severnandmom
  • 17-01-2018
Oxygen. Oxygen was a gas that was not part of earths atmosphere for a while. Hope I helped! :D
Answer Link

Otras preguntas

PLEASE HELP! (Sorry about the picture)
Luigi jumps straight upwards 15.0m/s. How high is he when he is jumping at :8.0 m/s upwards
Solve each equation 3(b+1)-5=3b-2
Can you give an example of a dramatic climate change that could occur in the near future?
[30 POINTS PLEASE HELP ASAP DUE TODAY] 4.) Were you able to think of a nonliving thing with each characteristic? What examples did you think of? Please no troll
A tree branch has 5 buds. each day 2 more sprout. how many buds are on the tree branch after the first 5 days.
Laura: ¿Puedo usar tu computadora portátil? Eva: Sí, claro, ¡__________! A. usarla B. úsala C. úsela D. úsenla
definition of blog? computer science
The table below shows the ticket rates for whale watching trips offered by Ocean Tours: Age Ticket Price Under 3 years - free 3 to 12 years - $36 Over 12 years
Marcy is running for student body president which sentence in this excerpt from her campaign speech uses parallel structure