vdaisy098 vdaisy098
  • 12-03-2019
  • Physics
contestada

How did Earth's atmosphere become oxygen-rich?

Respuesta :

boo3971
boo3971 boo3971
  • 12-03-2019

Trees is the answer

Answer Link
MoriSan
MoriSan MoriSan
  • 14-05-2021

Answer:

It's biological activity.

Answer Link

Otras preguntas

A series of acts know as the _ were passed during the Adams administration that focused both on the removal and or limiting the rights of foreigners within the
The roof of a building must support the load (weight) from a large cooling unit with a mass of 1800 kg. What is the load the unit exerts on the building in lb (
I need help please help me :(
What is the value of q?
Sucrose is 51.30% oxygen. How many grams of oxygen are in 20.0g of sucrose? Show your work.
1-99 -- Calculate all the missing angle measures in the diagrams below​
Which man was an anti federalist
What is a piece of associative evidence that somebody with associate with you?
How is it possible for a metamorphic rock to change into an igneous rock over time
What kind of air would be characteristic of a continental polar air mass? A. Warm, humid B. Cold, dry C. Warm, dry D. Cold, wet